初中英语Unit 3 Same or Different?Section AGrammar Focus教学演示ppt课件

这是一份初中英语Unit 3 Same or Different?Section AGrammar Focus教学演示ppt课件，共43页。PPT课件主要包含了学习目标，tall，big，long，cheaper，cheap，cool→，older，higher，lighter等内容，欢迎下载使用。
①学习生词:slim, fact, ppulatin, average, rainfall, pleasant等。②学习比较级的用法。
There are mre activities this year. It is mre clurful than last year.
Emma is taller than Ella, but her hair is shrter than Ella’s.
Ella dances better than Emma, but Emma sings luder than her.
Emma always gets up earlier than me, but I wrk as hard as her!
I am taller than yu. 我比你高。
The blue T-shirt is cheap.
The pink T-shirt is ___________ the blue ne.
cheaper than
The red apple is big.
The green apple is ____________the red ne.
bigger than
cld –——— clder
bright——— brighter
yung——— yunger
nice –—— nicer
wide ——— wider
large ——— larger
如: big – bigger
thin – thinner
如: easy – easier
happy – happier
delicius–——mre delicius
interesting–——mre interesting
imprtant –——mre imprtant
e.g. A mdern train is faster than a car.
现代的火车比轿车快多了。
This bk didn’t cst me mre than that ne.
这本书花费我的钱不比那本多。 
e.g. He is much mre serius than his brther.
This bk is even mre useful than that ne.
e.g. It is raining harder and harder.
Chinese is becming mre and mre ppular.
4）“Which / Wh is + 比较级…?”比较A、B两事物, 问其中哪一个较……时用此句型。如：
5）the+比较级...，the+比较级... 表示“越……, 越……”。
e.g. The mre, the better.
The harder yu wrk,the better grades yu’ll get.
__________yu’re,________mistakes yu’ll make.
A.The careful；the less B.The mre careful；the less
C.The mre carefully；the fewer D.The mre careful；the fewer
将下列形容词变成比较级形式
3b Use the wrds in brackets t write questins and answers.
1. Q: Is Julie slimmer than yu? ( Julie / slim / yu)A: N, she isn’t. She is as slim as me.
2. Q: (yu / serius / yur cusin)A: N, I’m nt. I am ____________ than he is.
Are yu as serius as yur cusin
less serius
4. Q: (Jack / swim / fast / Sally)A: N, he desn’t. He swims as ________ as Sally.
Des Jack swim faster than Sally
3. Q: (Tm / smart / Sam) A: N, I dn’t think s. I think Sam is as _____________ as Tm.
Is Tm smarter than Sam
3c Lk at the chart. Then cmplete the sentences t cmpare Guangzhu and Vancuver. Use the wrds in the bx and than.
18.978 millin
7,436 square km
0.76 millin
115 square km
/ pɒpju'leɪʃn/人口
1.The ppulatin f Vancuver was ___________ that f Guangzhu in area, Guangzhu is ___________ rains ______ in Guangzhu ___________ in Vancuver.4. Guangzhu has a pleasant temperature in January. It is ______________ Vancuver in January.5. Vancuver is ____________ Guangzhu in July.
smaller than
larger than
warmer than
1. The ppulatin f Vancuver was smaller than that f Guangzhu in 2024.2024年温哥华的人口少于广州。（教材P25 3c）
ppulatin n. 人口
(1)[集体名词]在句中作主语时，谓语动词通常用单数形式。The ppulatin f this city is clse t ne millin.这个城市的人口接近一百万。(2)表示有多少人口时，用“have/has a ppulatin f+数词”或 “the ppulatin +数词”。
China has a ppulatin f abut 1.4 billin.=The ppulatin f China is abut 1.4 billin.中国有大约14亿人口。(3)询问人口多少时，常用“What is the ppulatin ”句型。What is the ppulatin f Henan Prvince? 河南省的人口是多少？(4)形容人口多或少时，要用big/large或small修饰。India has a large ppulatin.印度人口众多。
2. Guangzhu has a pleasant temperature in January.广州一月份的气温适宜。（教材P25 3c） pleasant adj.宜人的；友好的 (1)[形容词]宜人的；令人愉快的The trip brught back pleasant childhd memries. 这次旅行唤起了愉快的童年回忆。（作定语）It was pleasant t sit in a sidewalk café and watch peple pass. 坐在路边咖啡馆看着人来人往真是惬意。（作表语）
(2) [形容词] 友好的；和善的Please try t be pleasant t ur guests. 请尽量对我们的客人客气点。
一、用所给词的适当形式填空 1.Lianyungang Huagushan Airprt will pen up internatinal flights. It will make it (easy) fr us t travel yu learn mre abut safety rules, yu will be much _________ (safe).3.I like playing tennis. I think nthing is (enjyable) than playing tennis.4.Bruce jumps （far） than mst f the students in his class.
mre enjyable
farther/ further
一、用所给词的适当形式填空 5.I think the harder I wrk, the (gd) I will be.6.We students nw use (few) thrwaway prducts than befre.7.The Yellw River isn’t s （lng） as the Yangtze River. It is (shrt) than the Yangtze River.
8.由于环境保护，山越来越绿了。(完成译句)Thanks t envirnmental prtectin, the muntains are becming .9.他的心像石头一样沉重。(完成译句)His heart is a stne.10. Judy has fewer magazines than Amy.(同义句转换)Amy has magazines Judy.11.Jane desn’t run as fast as Mary.(保持句意不变)Mary runs Jane.
greener and greener
as heavy as
faster than