初中英语沪教牛津版（2024）七年级下册（2024）Section 2教学课件ppt

这是一份初中英语沪教牛津版（2024）七年级下册（2024）Section 2教学课件ppt，文件包含Unit7Rolemodelsofourtime第3课时Grammar教学课件pptx、Unit7Rolemodelsofourtime第3课时Grammar教学设计docx、Unit7Rolemodelsofourtime大单元整体教学设计docx、导入视频mp4等4份课件配套教学资源，其中PPT共29页， 欢迎下载使用。
By the end f the lessn, I will be able t...
identify and explain grammar rules in this lessn;
 apply grammar rules crrectly in writing and speaking;
analyze sentences t spt and crrect grammar mistakes；
Learning bjectives
use the learned grammar t describe rle mdels.
Watch and think.
It's amazing!
The shws are really cl!
What a great science fair!
Hw cl the science fair is!
What an awesme tech exhibitin!
Hw amazing the tech shw is!
1.情境创设.Tw students are visiting the Qian Xuesen Library& Museum. 展示教材中参观钱学森图书馆的对话（部分）：“S1: Ww! Lk at the library! What a cl building!” 让学生观察并思考这类句子的特点和作用。
A Exclamatins
Read and think.
Presentatin
What a cl building!
ExclamatinsWhen we want t express__________________ r emphasize ____________ things, we use exclamatins. These sentences usually have exclamatin marks at the end.
strng feelings
S1: Ww! Lk at the library! What a cl building!S2: Yes. I've never seen a building like this befre. Hw well they designed it! Let's g inside and explre.S1: Check ut thse bkshelves! Hw tall they are! They g all the way up t the ceiling! Cme n, let's have a lk at the exhibitin.S2: Oh, lk ver there: that’s China's first satellite. What an amazing cllectin they have in this museum!
Let's sum up the rules!
We ften begin an exclamatin with the wrd what r hw.________________________________________________________________________________________________We can als use a wrd r phrase as an exclamatin, such as Ww!
Hw well they designed it!
Hw tall they are!
What an amazing cllectin they have in this museum!
What + (a / an) + (adjective) + nun + (subject + verb) + !
Hw + adjective / adverb + (subject + verb) + !
Let's learn!
① What + a / an+（形容词）+单数可数名词+主语+谓语！
② What+名词词组+主语+谓语！
What a fine day it is!
③What+ （形容词） +可数名词复数或不可数名词+主语+谓语!
What kind wmen they are!
What a cute dg it is!
（hw用来修饰形容词、副词或动词。）
Hw+形容词（副词）+主语+谓语！
Hw hard the wrkers are wrking!
Hw time flies! 时光飞逝!
1. 当hw修饰动词时，动词不跟着感叹词提到主语之前。
Hw fast the runner runs!
2. hw与what引导的感叹句中的第一种格式(单数名词)一般情况下可以相互转换，转换后意义不变。
What an interesting stry it is! = Hw interesting the stry is!
What a beautiful building it is! = Hw beautiful the building is!
Lk and say.
What cl mdel planes they are!
Hw cl the mdel planes are!
What interesting science vides they are!
Hw interesting the science vides are!
What amazing DIY crafts they are!
Hw amazing the DIY crafts are!
What cute rbts they are!
Hw cute the rbts are!
Rewrite the sentences belw using exclamatins with what r hw.
He is a great dctr._________________________________________________________(2) Anna has a challenging jb. _________________________________________________________(3) My teachers were really wnderful._________________________________________________________(4) A scial wrker's jb is very imprtant. _________________________________________________________
Rewrite the sentences.
What a great dctr he is!
What a challenging jb Anna has! / Hw challenging Anna's jb is!
Hw wnderful my teachers were!
Hw imprtant a scial wrker’s jb is!
Keep quiet in the exhibitin area.
Lk and think.
Dn't tuch the exhibits.
Listen t the guide.
We use imperatives t___________________. There are ____________________imperatives. We can use please with imperatives. It is mre plite.
Imperatives
give rders r advice
psitive and negative
eg: Please turn ff yur phne. Turn ff yur phne, please.
Let’s learn - Imperatives.
There are sme library rules yu need t fllw. Be quiet.Dn't litter in the library.Dn't eat in the library.Please treat bks nicely.Dn't bring pets t the library.
We need t add ________ befre adjectives when we use them as imperatives.We use the _____________________ in a psitive imperative.In a negative imperative, we use __________befre the base frm f the verb.
base frm f a verb
Dn't litter in the library.
Dn't eat in the library.
Please treat bks nicely.
Dn't bring pets t the library.
祈使句用于表达命令、请求、劝告、警告、禁止等意思，通常省略主语，句首用动词原形。
肯定形式：实义动词原形 (+其他).
否定形式：Dn’t +实义动词原形 (+其他).
1. 祈使句的类型与结构
There are sme library rules yu need t fllw. Be quiet.
肯定形式：Be ＋表语 (+其他).
否定形式：Dn’t +be ＋表语 (+其他).
Dn't be late fr class.
肯定形式：Let+宾语+v.原形 (+其他).
N+名词/动词-ing形式.
Use imperatives and the expressins belw t describe what the signs mean.
Please dn't eat r drink in the theatre.
Please put rubbish in the bin.
Dn't take phts in the theatre.
Dn't bring pets t the theatre.
Put yur phne in silent mde.
Bill is eating in class.
Rse left the dr pen n a windy day.
Dn’t eat in class, Bill.
Make sentences with the wrds frm the bx. Sme f them must begin with Dn’t.
Wrk in pairs and rle-play.
S1: Gd day. Thank yu fr letting me interview yu tday. What’s yur Jb?S2: I'm a scial wrker, I help ld peple in the cmmunity.S1: What a great jb! Hw d yu help them?S2: …
Imagine yu are interviewing yur rle mdel. Use exclamatins t express yur feelings. Yu may use imperatives if necessary.
Design a prmtinal pster fr the campus science and technlgy festival.
参考句型：What a/an + 形容词 + 名词 + (主语 + 动词)！Hw + 形容词 / 副词 + (主语 + 动词)！Please + 动词原形...；Dn't + 动词原形...
参考词汇：amazing（令人惊叹的） wnderful（精彩的）interesting（有趣的）creative（有创意的）exciting（令人兴奋的）, keep quiet（保持安静） dn't litter（不要乱扔垃圾） fllw the rules（遵守规则）
Pst-reading
The grammar we have learned
一、用 What, What a 或 Hw 完成句子。____________ beautiful garden it is!____________ strng the wind is!____________ pleasant weather it is! Let's g fr a walk.____________ diligent students they are!____________ fast the car raced! It nly tk ten minutes t reach the destinatin
按要求完成句子，每空一词。Yuan Lngping is highly - respected.（变为感叹句）________ ____________ Yuan Lngping is!It is a magnificent museum.（变为感叹句）________ ________ magnificent museum it is!Hw wnderful the perfrmance is!（同义句转换）________ ________ perfrmance it is!
Hw respected
What an
What gd
Take a lk at the exhibitin.（改为否定句）________ ________ a lk at the exhibitin.Yu mustn't bring snacks t the classrm.（同义句转换）________ ________ snacks t the classrm.让我们周六去踢足球吧！（完成译句）________ ________ ftball n Saturday!去看看志愿者做的了不起的工作！（完成译句）________ ________ the amazing wrk vlunteers d!
Dn’t have
Dn’t bring
Let’s play