沪教牛津版（2024）七年级下册（2024）Section 1精品课时练习

这是一份沪教牛津版（2024）七年级下册（2024）Section 1精品课时练习，共18页。试卷主要包含了阅读理解等内容，欢迎下载使用。

一、阅读理解
Electricity is all arund us. It's in the cmputer yu are using, it's in the grund under yur feet, and it's in yur bdy. And yu can't live withut electricity.
Withut electricity, yu wuldn't be reading this article right nw. It's nt because it's nt bright enugh withut electricity. It's because yur brain wuldn't wrk.
Every mve f yur bdy needs the help f electricity. The nervus system(神经系统）sends electrical signals（信号）t yur brain first, and then yur brain sends them t yur bdy. These signals dn't flw alng a wire. They jump frm ne cell（细胞）t the next until they get t their final place.
With s much electricity jumping arund, it may seem like the bdy is a great pwer statin. Yu may wnder if yu have enugh pwer t turn n TV. Well, yur bdy can just create little electricity. S stp dreaming.
（1）What is the article mainly abut?
A．Electricity in ur lives.B．Electricity in the grund.
C．Electricity under the feet.D．Electricity arund us.
（2）Why CAN'T we read the article withut electricity?
A．Because it's dark.B．Because the wrds are nt clear.
C．Because we can't see it.D．Because ur brain wuldn't wrk.
（3）What sends electrical signals t ur brains when we mve?
A．The nervus system.B．The bnes.
C．The bdy.D．The cells.
（4）What can we learn abut ur bdies frm the last paragraph?
A．There are wires in them.
B．Electricity flws slwly in them.
C．They are like pwer statins.
D．They have the pwer t turn n TV.
（5）Where can yu mst prbably find this article?
A．In a cmic bk.B．In a science bk.
C．In a strybk.D．In a guidebk.
阅读理解
There is nt enugh il in the wrld nw. As time ges by, it becmes less and less, s what are we ging t d when it runs ut? Perhaps we will g back t using hrses, carriages and bicycles.
In the Secnd Wrld War, sme peple didn't use gas made frm petrleum (石油) in their cars. They made gas frm wd and plants instead. The car didn't g fast, but they ran, s this was better than nthing. Hwever, in the future, we can't cut dwn all ur trees t make gas; we need ur trees fr ther things, t.
Besides different types f gas, we can als use electricity (电) t run ur cars, but first we must make the electricity! Sme cuntries have cal and they make electricity with that, but we might nt always have cal, either. Other cuntries have big, strng rivers, and they can use the pwer f water t turn turbines (涡轮机) and make electricity mre easily and cheaply.
We are als able t get pwer frm the cean tides(潮汐). We put turbines int the muth f the river. Then the tide cmes in, the water turns the turbines and then it ges ut, it turns them again.
Which f these ways will be used t run ur cars in the future?
2．When might peple have t g back t using hrses and carriages?
A．When they are pr.
B．When they run ut f il.
C．When they need mre exercise.
D．When there aren't any big trees in the wrld.
3．What did sme peple use t make gas in the Secnd Wrld War?
A．Water.B．Cal.
C．Wd and plants.D．Tides.
4．Accrding t the passage, which f the fllwing statements is True?
A．There is mre petrleum than we can use nw.
B．Trees are needed fr sme ther things besides making gas.
C．We gt electricity frm cean tides in the ld days.
D．Gas wasn't used t run cars in the Secnd Wrld War.
5．The passage is mainly abut ____ .
A．hw t run ur cars
B．what t d when il runs ut
C．different types f gas
D．the ways t make electricity
阅读理解。
D yu knw the way f using wind pwer t make electricity? There are many advantages （优点） f using wind t make electricity. Here're sme f them.
First, it may be ne f the cheapest ways t make electricity. Secnd, it can make and stre hydrgen gas （氢气）. The mst imprtant ne is that it wn't pllute the envirnment. Besides, the wind pwer can be reused.
But large wind farms might kill birds, t, because the birds always fly int the wind turbine （风力涡轮机）. Scientists are lking fr ways t stp it.
Experts said that by the middle f the 21st century wind pwer culd supply （供应） mre than 10% f the wrld's electricity. The wind really helps us a lt.
6．This passage is mainly abut ____.
A．wind
B．using wind pwer t make electricity
C．wind pwer experts
D．the use f electricity
7．The writer tells ____ advantage （s） f using wind t make electricity.
A．neB．twC．threeD．fur
8．What is the meaning f the underlined wrd "reused" in Chinese?
A．可食用的B．可退还的
C．可重复使用的D．可更换的
9．By the year f ____ wind pwer culd supply mre than 10% f the wrld's electricity.
A．1950B．2050C．2150D．2190
10．Which f the fllwing is NOT true?
A．The wind pwer can be reused.
B．Experts agree t use the wind t make electricity.
C．Using wind t make electricity desn't bring bad things.
D．The wind is very useful t us.
阅读理解
Cars make ur lives mre cnvenient. But theycan als be a prblem. Fr example, fssil fuel (化石燃料)cars mainly cause air pllutin.
T imprve the envirnment, many cuntriesare develping electric vehicles (EVs,电动车).Amng them, China is taking a leading rle and has created the wrld's largestEV market.
Last year, ver 40 per cent f the 753,000EVs sld in the wrld were sld in China, mre than twice as many as the numbersld in the United States.
"Filling up a fssil fuel car with gas(汽油) is mre expensive than charging (充电) an electric car," said Wu Ha, wh bught an electric carthis year.
Hwever, there are still sme prblems. Itcan be hard t find charging piles (充电桩) andthe cars can't g far befre being recharged.
Sme f these prblems are being slved. In2014, China had 31,000 charging piles. Nw China has the wrld's largest EVcharging netwrk, with mre than 450,000 charging piles in ttal.
Develping EVs is ne f many effrts thatChina has made t cut dwn pressure n its envirnment after the gvernmentprmised t stp increases in carbn dixide emissins (二氧化碳排放量) by 2030.
"As China ges, s will the wrld'scar industry," the Wall Street Jurnal said.
11．____________mainly cause air pllutin accrding t the passage.
A．SubwaysB．Sharing bikes
C．Electric vehiclesD．Fssil fuel cars
12．Over_________ electric vehicles were sld in China last year.
A．150,600B．167,000C．301,200D．753,000
13．What did Wu Ha think f charging an electric ca1?
A．It's mre expensive than filling up a fssil fuel car with gas.
B．It's less expensive than filling up a fssil fuel car with gas.
C．It's as expensive as filling up a fssil fuel car with gas.
D．It's as cheap as filling up a fssil fuel car with gas.
14．Which cuntry has the wrld's largest EV charging netwrk nw?
A．America.B．Germany.C．China.D．England.
15．What is the passage mainly abut?
A．China has taken a leading rle in the wrld's electric vehicle industry.
B．Electric cars will disappear in the future.
C．There is n prblem using electric cars.
D．Hw t deal with air pllutin.
阅读理解
Electricity is an imprtant part in ur life. We can't see r tuch it, but it is all arund us. Our life will be terrible withut electricity. But sme peple dn't knw that everyne shuld save electricity. When it is nt cmpletely dark, many street lamps (路灯) light up early in sme streets. Sme peple dn't turn ff the lights when they leave the rm. Sme peple are sleeping with the lights n. They are all wrng. Here I make smesuggestins abut stpping these things:
*Turn n the street lamps n time. We light them frm 7：00 p. m.～5：30 a. m. in summer, and frm 5：30 p. m.~6：00 a. m. in winter.
*If sme small areas are very dark, just turn n a few lights.
*The distance (距离) between street lights can be 50～60 meters. It can save electricity and mney.
*If there are sme activities, such as fairs, we can make the lights bright；if there is n activity, lights needn't be t bright.
Ask peple t save electricity thrugh TV shws, newspapers, and s n.
Electricity is a valuable resurce (资源). It helps us live well and cnveniently. We shuld take actin t save it at nce!
16．Hw many examples des the writer tell us abut wasting electricity?
A．Tw.B．Three.C．Fur.D．Five.
17．What des the underlined wrd "suggestins" mean?
A．Energy.B．Jkes.C．Plans.D．Advice.
18．What des the writer think f electricity?
A．Valuable.B．Fast.C．Clean.D．Dangerus.
19．Wh f the fllwing is NOT right?
A．As a wrker, Tm made the distance between tw lights 55 metres.
B．Mary wrte an article abut saving electricity t the newspaper.
C．Annie turned n all the lights when it was dark in a small area.
D．On the Bk Fair last Sunday, Lucy made the lights very bright.
20．What is the purpse (目的) f the passage?
A．T tell us hw t use electricity safely.
B．T intrduce electricity t us.
C．T ask us t find valuable resurces.
D．T ask us t save electricity.
阅读理解
Mst cars run n gas. Gas cars wrk verywell. But there is a prblem. Cars that run n gas make the air dirty. Thedirty air is nt gd fr peple, animals r trees. Gas cars make the air dirtyfr all living things. What can we d? We can drive electric cars!
Electric cars d nt use gas. These cars dnt make the air dirty. These cars have batteries that pwer their mtrs (马达). The batteries can be charged (充电) manytimes. They can be used again and again. This makes electric cars great.
But electric cars have prblems t. Theyare slwer than gas cars. They are als very quiet. This means that sme peplecan't hear them when they g by. They may nt think a car is cming. S theyhave t be careful.
Peple are finding ways t make electriccars better all the time. Maybe ne day all cars will be electric. That wuldbe much better fr the wrld.
21．What's the prblem f the cars that run n gas?
A．They are t big.B．They are nisy.
C．They are t small.D．They make the air dirty.
22．What des the underlined wrd "they" refer t (指代)?
A．Gas cars.B．Sme peple.C．Electric cars.D．The batteries.
23．Why d peple have t be careful abut electric cars?
A．Because they are quiet.B．Because they are fast.
C．Because they are t big.D．Because they make the air dirty.
24．The writer hpes ___________.
A．n cars will be electricB．gas cars can becme better
C．all cars will be electricD．gas cars can becme slwer
25．What's the best title fr the passage?
A．The prblems f gas carsB．Peple wh study cars
C．The prblems f electric carsD．Gas cars and electric cars
阅读理解
Nature's warnings
When the sky suddenly turns dark and the wind is strng, watch ut! A dangerus strm might be cming. Strms are scary. Watch fr flashes f lightning. Listen fr thunder. If nature sends these warnings, dn't wait fr rain. Act right away t keep safe.
Safety steps
At the first flash f lightning, quickly get inside a building r a car. D nt g int a shed (棚) fr prtectin.It is nt clsed like a building, s it is nt safe.
Even after yu get inside, be careful. It is nt smart t g near drs and windws. A rm with n windws is the safest place t be.
D nt wash yur hands during a strm. D nt use anything that runs n electricity either. Water and electrical lines are like rads fr lightning. Even if yu really want t play cmputer games, dn't! It is better t be bred than t risk getting hurt. Try reading a bk instead. Reading is mre interesting than playing cmputer games.
If yu can't g smewhere safe, stay ut in the pen. Yu may feel safe under a tree, but that is nt a gd place t be. Lightning is pulling tward tall ples and trees. Stay dwn in an pen space and cver yur ears t prtect them. Lud thunder can damage yur hearing.
Lightning strikes
Lightning des nt strike peple very ften. It is nt likely that yu will ever see that happen. If yu d, call 120. Only trained emergency wrkers shuld care fr a persn wh has been hit by lightning.
If yu fllw these rules, yu can stay safe during a strm.
26．Frm Paragraph 1, we learn that __________.
A．strms are frightening and harmful
B．strms ften cme withut warnings
C．peple shuld wait and watch lightning
D．peple shuld take actin after the strm
27．The underlined wrd "It" in Paragraph 2 prbably means "__________".
A．A buildingB．A carC．A rmD．A shed
28．During a strm yu had better __________.
A．use a cmputer fr a whileB．listen fr thunder by a windw
C．leave the rm and stay utD．find a clsed r an pen place
29．If a persn is hit by lightning, yu shuld __________.
A．call fr emergency helpB．stay dwn in a safe space
C．mve him r her t safetyD．cver his r her ears quickly
30．The best title fr the passage is "__________".
A．Training stepsB．Hme rulesC．Natural rderD．Strm safety
阅读理解
D yu knw the way f using wind pwer t make electricity? There aremany advantages (优点) f using wind t make electricity. Here're sme f them.
First, it may be ne f the cheapest ways t make electricity. Secnd,it can make and stre hydrgen gas (氢气). The mst imprtant ne is that itwn't pllute the envirnment. Besides, the wind pwer can be reused.
But large wind farms might kill birds t, because the birds always flyint the wind turbine (风力涡轮机). Scientists are lking fr ways t stp them.
Experts said that by the middle f the 21stcentury wind pwer culd supply (供应) mre than 10% f the wrld's electricity. The wind really helps usa lt.
31．This passage is mainly abut__________.
A．wind
B．using wind pwer t make electricity
C．wind pwer experts
D．the use f electricity
32．The writer tells __________advantage (s) f using wind t make electricity.
A．neB．twC．threeD．fur
33．What is the meaning f the underlined wrd "reused"?
A．Sld again.B．Returned.C．Used again.D．Changed again.
34．By the year f__________ wind pwer can supply mre than 10% f the wrld's electricity.
A．1950B．2050C．2150D．2190
35．Which f the fllwing is NOT true?
A．The wind pwer can be reused.
B．Experts agree t use the wind t make electricity.
C．Using wind t make electricity desn't bring bad things.
D．The wind is very useful t us.
36．阅读理解
Radis, telephnes and televisins are widely used in the wrld. When yu switch n the radi, yu can listen. But when yu use the telephne, nt nly can yu listen t thers, but als yu can chat with them. Hwever, yu cannt see anything at all. Televisin is much better than bth f them. Peple can watch TV and listen t it, but they cannt take part in what they see.
Tday, sme peple are using a new type f telephne called visin phne. With it tw peple wh are talking can see each ther. Visin phnes can be f great use when yu have smething t shw the persn whm yu are calling. It may als have ther uses in the future. Sme day yu may be able t call up a library and ask t read a bk right ver yur visin phne. Yu may be able t d the shpping thrugh it t. Perhaps in the near future, visin phnes will cme int ur everyday life.
（1）Accrding t the passage, we can guess that the was invented last.
A．radiB．televisinC．telephneD．visin phne
（2）Maybe the visin phne can take the place f sme day.
A．the radiB．the telephneC．the televisinD．A, B&C
（3）Thrugh a visin phne we can .
A．take medicineB．rder what we need
C．travel arund the wrldD．try n clthes
（4） can be bth used t listen and see.
A．The radiB．The televisin
C．The visin phneD．B&. C
（5）In the future, yu can use a visin phne t .
A．read a library bk
B．ask a librarian t read a bk fr yu
C．ask a librarian t bring yu a bk
D．ask a librarian t d sme shpping fr yu
37．阅读理解
Angel Casimir made smething new at the age f fifteen.
Casimir made a device(装置）. It can charge（给……充电）yur cellphne as yu walk! When yu run, jump r walk, a pair f discs(唱片）inside the shes can prduce electricity. It can be used t charge yur phne r any ther devices with a USB prt!
Peple have t mve a lt if they use the device t charge. Thse wh like travelling in the wild will lve it. It takes abut eight hurs' jgging t charge a lithium-in（锂离子）battery and tw hurs' playing basketball will nly give the cellphne abut 10 minutes' charge.
A device called SlePwer is a kind f insle（鞋垫）that can prduce electricity. SlePwer is like Casimir's device, but it can fully charge a cellphne after ver a fur-kilmetre walk. S there's a lt fr Casimir t d t make his inventin（发明）better.
Anyway, Casimir's device is quite gd. After all, his inventin started smething new, right?
（1）In Casimir's deveice, can prduce electricity when peple walk.
A．a pair f discsB．a pair f scks
C．the she's tpD．the she's heel
（2）Which f the fllwing will prbably need the device mst?
A．Secretaries（秘书）.B．Travellers.
C．Businessmen.D．Engineers.
（3）It will take them abut t charge a lithium-in battery if peple use the device.
A．eight hurs' jggingB．tw hurs' playing basketball
C．fur hurs' jggingD．eight hurs' walk
（4）What can Casimir d t make his inventin better accrding t the writer?
A．Make the discs smaller.B．Make it charge mre quickly.
C．Make the shes lighter.D．Make the shes mre cmfrtable.
（5）What des the writer think f Casimir's inventin?
A．Bring.B．Bad.C．Great.D．Perfect.
答案解析部分
1．（1）D
（2）D
（3）A
（4）C
（5）B
短文大意：这篇短文讲的是电在我们的周围到处都是。电也存在在我们的身体中。我们身体的每个动作都是靠电才能完成。我们什么都做不了。
（1）此题考查主旨大意。根据主题句 Electricity is all arund us.可知电存在在我们周围。故选D。
（2）细节理解题。根据 Withut electricity, yu wuldn't be reading this article right nw. It's nt because it's nt bright enugh withut electricity. It's because yur brain wuldn't wrk. 可知没有电，我们的大脑就不能工作。故选D。
（3）细节理解题。根据 Every mve f yur bdy needs the help f electricity. The nervus system(神经系统）sends electrical signals（信号）t yur brain first, and then yur brain sends them t yur bdy. 可知在我们行动前是神经系统发送信号给大脑。故选A。
（4）细节理解题。根据 With s much electricity jumping arund, it may seem like the bdy is a great pwer statin. 可知人体就像一个发电站。故选C。
（5）文章出处题。根据文章内容，讲的是电在人体的作用。可知这是出自一个科普读物。故选B。
此题考查阅读理解。在细节理解上，我们在弄懂问题后带着问题细读短文，从短文的细节中找到问题答案。对于文章的主旨大意，我们可通过文章的主题句确定，关于文章的出处题我们可根据文章的内容，确定它的出自什么读物。
2．B
3．C
4．B
5．B
本文主要讲了现在世界上没有足够的石油，随着时间的推移，它变得越来越少。文章主要描述了在过去和现在人们通过不同的方法来获取石油。哪些方法在未来将用于运行我们的汽车？
考查阅读理解，首先通读全文，了解全文大意，其次分析问题，抓住问题关键词，在文中寻找相关信息，确定答案。​​​​​​​
2． 细节理解题。根据第一段句意，石油变得越来越少，如果石油用完了我们怎么办呢？使用马匹和马车吗？"。可知，当石油用完了的时候，我们不得不使用马匹和马车。故答案为：B。
3．细节理解题。根据第二段第二句They made gas frm wd and plants instead。 他们用木头和植物制造了气体。 可知，二战时期，人们用树和其它植物制造汽油。 故答案为：C。
4．理解判断题。 A项，根据第一段第二句As time ges by， it becmes less and less可知，随着时间的推移，石油变得越来越少。故A项表述错误。B项，根据第二段最后一句 we can't cut dwn all ur trees t make gas；we need ur trees fr ther things， t.我们不能为了制造燃气而砍伐掉我们所有的树木；我们也需要树木用于其他的事情。可知，除了制造汽油以外，树还有其它用途。故B项表述正确。 C项，通读文章可知，未来我们可以使用煤炭、水力和潮汐三种方式发电，潮汐发电并不是过去使用的发电方式。故C项表述错误。 D项，结合第二段第一句In the Secnd Wrld War，sme peple didn't use gas made frm petrleum （石油）in their cars.可知，二战期间人们不使用石油提炼出的汽油而非不使用汽油。故D项表述错误。 故答案为：B。
5．主旨大意题。第一段主要讲了当前的石油存储现状及汽车的替代性交通工具。 第二段主要论证了使用树木提炼汽油并不可行。 第三段和第四段主要说明了我们可以用电来代替汽油发动汽车及三种不同的发电方式。 第五段提出了将来我们用什么来发动我们的汽车的疑问。 根据全文可知，本文主要告诉我们当石油枯竭以后，我们应该怎么办。故答案为：B。
6．B
7．D
8．C
9．B
10．C
本文介绍了风力发电的一些优势、不足和未来的发展趋势。
考查阅读理解，文章介绍了风力发电的优点，包括成本低、环保等，并指出了其可能的问题，如影响鸟类生存，整体内容简明扼要。
6．综合分析题。根据原文第一段There are many advantages （优点） f using wind t make electricity. Here're sme f them.利用风产生电有许多有点，这儿是它们中的一些，可知这篇文章主要讲述风能发电的相关情况，故选B。
7．细节推断题。根据原文第二段讲述风能发电的优势时说到first，secnd，the mst imprtant ne，besides，可知主要讲述了四个优点故选D。
8．词义猜测题。分析句子结构，该句中的reused是形容词，做前面be动词后面的表语，且词根use动词，使用，前缀re常表示"反复"、"重新"，由此可猜测该词的词义为"可重复使用的"，故选C。
9．细节推断题。根据原文最后一段Experts said that by the middle f the 21st century wind pwer culd supply （供应） mre than 10% f the wrld's electricity.专家说，到21世纪中期，风力将能供应世界上电力的百分之十，21世纪中期即为2050年左右，故选B。
10．细节推断题。根据原文地第三段But large wind farms might kill birds, t, 但大型风力发电场也可能会杀死鸟类，可知风力发电也是有不好的情况的，故C选项Using wind t make electricity desn't bring bad things.利用风能发电不会带来不好的事情，说法错误，故选C。
11．D
12．C
13．B
14．C
15．A
文章大意：本文介绍了如今许多国家都在发展电动车，而中国现在成为了世界上电动汽车产业的领军，也会带动世界汽车工业发展。
考查阅读理解。首先弄清全文大意，然后分析题干，细节理解题可从文章相应段落找出答案；数字计算题应分析句子结构，注意百分数的计算；主旨大意题应找出文中关键信息，进行归纳总结。
11．细节理解题。A.Subways地下铁；B.Sharing bikes共享单车；C.Electric vehicles电动车；D.Fssil fuel cars化石燃料汽车。 根据第一段中Fr example, fssil fuel cars mainly cause air pllutin.可知，化石燃料汽车是主要引起空气污染的原因。故选D。
12．数字计算题。根据第三段中Last year, ver 40 per cent f the 753,000 EVs sld in the wrld were sld in China去年，全球售出的75.3万辆电动汽车中，超过40%是在中国售出的。总数753,000，它的40%应为301,200。故选C。
13．细节理解题。根据第四段中Filling up a fssil fuel car with gas (汽油) is mre expensive than charging (充电) an electric car 给一辆化石燃料汽车加油比给一辆电动汽车充电更贵，可知给电动车加油会更便宜。故选B。
14．细节理解题。根据第六段中Nw China has the wrld's largest EV charging netwrk, with mre than 450,000 charging piles in ttal.目前，中国拥有全球最大的电动汽车充电网络，充电桩总数超过45万个。可知世界上最大的电动汽车充电网络在中国。故选C。
15．主旨大意题。根据最后一段中As China ges, s will the wrld's car industry随着中国的发展，世界汽车工业也将随之发展。可知中国在世界电动汽车产业中处于领先地位。故选A。
16．B
17．D
18．A
19．C
20．D
文章大意：本文介绍了电能是非常宝贵的资源，列举了生活中一些用电的不好例子，并给出一些建议，让我们在平时生活中学会节约用电。
考查阅读理解。首先弄清全文大意，然后分析各题题干，细节理解题可从文章中相应段落找出答案；词义猜测题可联系上下文，结合语境去进行猜测；推理判断题应统观全文，总结文章核心内容。
16．细节理解题。根据第一段中 When it is nt cmpletely dark, many street lamps (路灯) light up early in sme streets. Sme peple dn't turn ff the lights when they leave the rm. Sme peple are sleeping with the lights n. They are all wrng. 当天还没有完全黑下来的时候，有些街道的路灯很早就亮起来了。有些人离开房间时不关灯。有些人开着灯睡觉。他们都错了。结合句意可知，本文一共举了三个错误例子。故选B。
17．词义猜测题。A.Energy能量；B.Jkes玩笑；C.Plans计划；D.Advice建议。 根据abut stpping these things，以及下文各段内容可知，此处表示一些省点的建议。故选D。
18．细节理解题。A.Valuable宝贵的；B.Fast快速的；C.Clean干净的；D.Dangerus危险的。 根据文章最后一段中Electricity is a valuable resurce电能是一种宝贵的资源，因此作者认为它是宝贵的。故选A。
19．细节理解题。根据第三条建议The distance between street lights can be 50～60 meters. It can save electricity and mney. 路灯之间的距离可达50~60米。它可以省电省钱，可知A选项做法正确；根据文章倒数第二段Ask peple t save electricity thrugh TV shws, newspapers, and s n.通过电视节目、报纸等号召人们节约用电，可知B选项描述正确；根据第二条建议If sme small areas are very dark, just turn n a few lights.如果一些小区域很暗，就打开几盏灯，可知不需要打开所有的灯，因此C选项做法错误；根据第四条建议If there are sme activities, such as fairs, we can make the lights bright如果有一些活动，如集市，我们可以使灯明亮，可知在书展活动上，可以将灯开得亮一些。结合题干，选择错误的选项。故选C。
20．推理判断题。根据最后一段Electricity is a valuable resurce. It helps us live well and cnveniently. We shuld take actin t save it at nce!电是一种宝贵的资源。它帮助我们生活得很好，方便。我们应该立即采取行动来拯救它！可知本文作者的目的，是要告诉大家节约用电。故选D。
21．D
22．B
23．A
24．C
25．D
文章大意：本文介绍了汽油车与电动车，分析了两种车型的优点和缺陷，并表示电动车的发展，会让这个世界更加的美好。
考查阅读理解。首先弄清全文大意，然后分析题干，细节理解题可从文章相应段落找出答案；推理判断题可整理归纳文中的关键信息，进行判断；词意猜测题注意上下文的指代关系；标题归纳题应总结概括全文内容，找出描述的对象。
21．细节理解题。根据第一段中But there is a prblem.Cars that run n gas make the air dirty.使用汽油的汽车污染空气。可知污染空气是它的问题。故选D。
22．词意猜测题。根据第三段中This means that sme peple can't hear them when they g by.这意味着当他们经过时，有些人听不到。可知此处表示人们不得不的非常小心，此处只带sme peple。故选B。
23．细节理解题。根据第三段中They are als very quiet.他们也非常安静。可知电动车也有问题，是他们太安静了。故选A。
24．推理判断题。根据最后一段中Maybe ne day all cars will be electric. That wuld be much better fr the wrld.也许有一天所有的汽车都是电动的。这对世界来说会好得多。可推知，本文作者喜欢有一天所有的车都变成电动车。故选C。
25．标题归纳题。统观全文，本文讲述了电动车和汽油车的好处与坏处，因此本标题应围绕两种类型的车。故选D。
26．A
27．D
28．D
29．A
30．D
文章大意：本文主要讲述的是有关于如何在暴风雨天气保证安全的事情。主要有几点需要注意，比如不要躲在树下，尽量待在室内。
考查阅读理解题，首先应该阅读全文，了解文章中讲述的如何保证自身安全的方法，然后根据题目意思进行分析，确定答案。
26．细节理解题。根据Strms are scary可知暴风雨很可怕，很危险，故选A。
27．句意理解题。根据D nt g int shed(棚) fr prtectin可知因为棚子很简陋，不能很好的保护避雨的人，所以此处指的是棚子，故选D。
28．细节理解题。下雨可以At the first flash f lightning, quickly get inside a building r car躲在密闭的室内，或者Stay dwn in an pen space待在户外较开阔的地方，故选D。
29．细节理解题。根据If yu d, call 120. 可知如果被闪电击中，要打电话叫救护车，故选A。
30．主旨归纳题。最后一句提到If yu fllw these rules, yu can stay safe during a strm.遵循这些，在暴风雨的天气下就会很安全，此文章主要讲述的是如何在暴雨中确保安全，故选D。
31．B
32．D
33．C
34．B
35．C
文章大意：本文主要介绍风力发电。
考查阅读理解。先浏览短文，把握短文中心内容，再理解问题和选项，带着问题再一次阅读短文，找到答题依据，做主旨大意题时，找到主题段或主题句，结合短文大意，得出正确答案。
31．主旨大意题。根据第一段There are many advantages (优点) f using wind t make electricity. Here're sme f them.，第三段But large wind farms might kill birds t, because the birds always fly int the wind turbine.及文章大意可知本文主要介绍风力发电，故选B。
32．细节理解题。根据第二段First, it may be ne f the cheapest ways t make electricity. Secnd, it can make and stre hydrgen gas (氢气). The mst imprtant ne is that it wn't pllute the envirnment. Besides, the wind pwer can be reused.可知风力发电的优点：首先，它可能是最便宜的发电方式之一。其次，它可以制造和储存氢气。最重要的是，它不会污染环境。此外，风能可以重复使用。因此一共说了四种优点，故选D。
33．词义猜测题。根据the wind pwer可知它可以被再次利用，因此画线单词的意思是再次利用，故选C。
34．细节理解题。根据Experts said that by the middle f the 21st century wind pwer culd supply (供应) mre than 10% f the wrld's electricity.可知到21世纪中叶也就是2050年，风力发电可以供应世界上超过10％的电力。故选B。
35．细节理解题。根据第三段But large wind farms might kill birds t, because the birds always fly int the wind turbine (风力涡轮机). 可知大型风电场也可能杀死鸟类，因为鸟类总是飞入风力涡轮机。故选C。
36．（1）D
（2）D
（3）B
（4）D
（5）A
文章大意：文章重点介绍了一种新电话——可视电话的用途，以及发展前景。
（1）逻辑推理题，根据 Tday, sme peple are using a new type f telephne called visin phne. 可知可视电话可以是两人彼此通话，彼此视频，比电话和电视都更先进了一步，可以推测可视电话是最后发明的。故答案是D。
（2）逻辑推理题，根据文章的描述，可视电话的功能越来越齐全，很有可能将原来这些像电视，收音机和电脑取代。故答案是D。
（3）逻辑推理题，根据 Sme day yu may be able t call up a library and ask t read a bk right ver yur visin phne. Yu may be able t d the shpping thrugh it t. 可知用可视电话可以从图书馆给你预定书，从商场预定商品。故答案是B。
（4）细节理解题，根据 Peple can watch TV and listen t it, 和 With it tw peple wh are talking can see each ther. 可知，电视和可视电话既能看也能听，故答案是D。
（5）细节理解题，根据 Sme day yu may be able t call up a library and ask t read a bk right ver yur visin phne. 可知在将来可以使用可视电话阅读图书馆里的书。故答案是A。
考查阅读理解。本题涉及到了逻辑推理题和细节理解两种题型，逻辑推理是由已知推测未知，所以要弄清楚之间的逻辑关系，而细节理解一般都可以直接在文中找到答案。
37．（1）A
（2）B
（3）A
（4）B
（5）C
短文大意：这篇短文讲的是Angel Casimir在十五岁的时候制作了一些新东西，这是一个当你步行时给你的手机充电的装置。但是人们必须移动很多才能使用这种装备充电。 SlePwer是一种能发电的鞋垫，它和Cssimir的设备很像，在步行四公里后就能充满手机。因此要使Casimir的发明更好还需要做更多。
（1）细节理解题。根据 Casimir made a device(装置）. It can charge（给……充电）yur cellphne as yu walk! When yu run, jump r walk, a pair f discs(唱片）inside the shes can prduce electricity. 可知在鞋里有一对圆盘能产生电。故选A。
（2）细节理解题。 Peple have t mve a lt if they use the device t charge. Thse wh like travelling in the wild will lve it. 可知旅游者对此很感兴趣。故选B。
（3）细节理解题。根据 It takes abut eight hurs' jgging t charge a lithium-in（锂离子）battery and tw hurs' playing basketball will nly give the cellphne abut 10 minutes' charge. 可知得花费8个小时的慢跑才能给锂电子充电。故选A。
（4）推理判断题。根据 It takes abut eight hurs' jgging t charge a lithium-in（锂离子）battery and tw hurs' playing basketball will nly give the cellphne abut 10 minutes' charge.可知充电很慢，所以得改进，使充电更快些。故选B。
（5）细节理解题。根据 Anyway, Casimir's device is quite gd.可知作者认为Casimir's的装置是很好的。故选C。
此题考查阅读理解。在做题前先阅读短文，理解短文大意。然后审题，弄清题意，对于细节理解题，我们要带着问题阅读短文，从短文的细节中找到问题答案。对于推理判断题，我们要根据作者的观点和文章的细节，找出问题的正确答案。