初中英语Unit 6 Bird watching授课ppt课件
展开Teaching aims:1.Learn t use verbs +bjects + t-infinitives. 学会使用不定式作宾语补足语。2.Learn t use t-infinitives fr purpse. 学会使用不定式作目的状语。3.Learn the ther uses f t-infinitives. 学会不定式的其他用法。
1. 什么是动词不定式?
在动词的不定式之前加______。即“nt t + 动词原形”。
2.动词不定式的否定形式:
They want _______ (g) utside
动词不定式可以作_______语。
★ But he tld me _______(study) harder.
★ I asked my father _______ (buy) a cmputer fr me.
Cmplete then think:
ask sb t d sth 叫某人做某事tell sb t d sth 告诉某人做某事
It’s Lingling’s birthday.She invites her friends _______ (cme) t her party.She wishes them________ (have) a gd time.She advises them_________ (nt be) late.
invite sb t d sth 邀请某人做某事wish sb t d sth 希望某人做某事advise sb t d sth 建议某人做某事
动词不定式作宾语补足语(宾补)主语+谓语动词+宾语+____________
asktellinvitewantadviselike lvehate
rdergetallwwishwarnencurage
sb+ t d sth
/’ɔ:də/ 命令
/ɪn’kʌrɪdʒ/ 鼓励
常跟带t的动词不定式作宾语补足语的动词有:《同步学习》P52
sb+ nt t d sth
当动词不定式作宾语补足语,有带t和不带t的两种形式。
1.She advises us _____ (d) mre man asks them_________ (nt play) n the parents encurage us ______ (study) harder.4.I like my students ______ (listen) tld us ___________ (nt talk) here.6.I invited her _________( have) dinner at my huse.
Exercises: 用括号中词的正确形式填空。
1. 感官动词:2.使役动词:let/make/ have sb d sth★动词help 后面的不定式可带t,也可不带t.help sb (t) d sth
五“看” : see, watch, lk at, ntice , bserve 三“让” :have, let, make二‘听” : hear, listen t一“感觉”:feel。
动词不定式作宾补,不带t的有:
/əb'zɜ:v/
sb nt d sth
1. Let’s_______ fr a walk.t g B. ging C. g D. went2. He made me _______. t laugh B. laughing C. laugh D. laughed3. He had the by _________ (clean) his rm. 4.We ften hear the by________ (sing).5. She saw a girl _______ (cme) int the huse.6. I help my parents_______ (wash) their clthes.
除了做宾语、宾语补足语,不定式还有其他的语法功能吗?
1.动词不定式还可以表示某一动作或状态的目的,即不定式可以做___________。He stpped ________(ask) the way.他停下来去问路He stayed at the schl ______the classrm.他留在学校打扫教室。We shuld make laws ________animals.我们应该制定法律保护动物。
当不定式做目的状语时可以把t d sth 改为 _____________d sth,nt t d sth 改为in rder nt t d sth.
如:He stpped t ask the way. (同义句)He stpped____ ___ ____ _____ the way.___ ___ ___ _____ the way, he stpped.
in rder t ask
in rder t 引导的目的状语,可以放在句末,也可以放在句首。
In rder t ask
He stayed at the schl t clean the classrm.
1)He stayed at the schl ___ ____ ___ _____ the classrm.2)__ ____ ___ _____ the classrm, he stayed at the schl.
in rder t
In rder t
We shuld make laws t prtect animals.
1)We shuld make laws ____ ___ ____ _______ animals. 2)___ ___ ___ _____ animals., We shuld make laws.
in rder t
In rder t
动词不定式还可以作主语,常用在句型:
It is useful _______ the bk. 读这本书很有用。__________the bk is useful.★ It’s tiring t finish the wrk. _______ the wrk is tiring.
It’s + adj + t d sth.
I am happy _______(see) yu.1) I am srry ________ (hear) that.2) She is excited_______ (watch) the film.
主语(人)+ be + adj + t d sth.
不定式做后置定语(…的),位于所修饰的名词/不定代词之后。
1.The animals will have n places_____ (live) have a lt f hmewrk______ (d) is nthing_________ (drink)
不定式做表语 (be+不定式)
不定式放在系动词的后面,作表语,一般表示具体动作,特别是表示将来的动作。
Her jb is t lk after the sick by.
She is happy _______ (take ) phts with the mnkey.
Lk and say:
Many peple d much ___________(save) the animals.
It allws peple _______ (get ) clse t the panda.
It's sad _______ (see ) animals in danger.
Our teacher asks us _______ (nt get ) clse t the tiger.
The fishes dn't have clean water _______ (drink ) .
The pandas need ___________(eat) bambs
1. What we have learnt this lessn?2. Hw t use “t-infinitives”: 它在句子中可以做 ______ , ___________ , ________ ________ , ________ , ________,_______等。3.动词不定式作宾补时,可带____,也可不带___。4. 当谓语动词是__________________ , 不定式不带_____.5. 不定式做目的状语时, t d sth 可以改为 __________________________.
宾语 宾语补足语 目的状语
原因状语 主语 定语 表语
t t
“五看三让二听一感觉”
in rder t d sth
Hmewrk: 1.复习动词不定式的使用。2. 完成 P73 & P74
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