(共31张PPT)
Module 5 unit One
Grammar and Usage
To infinitive
牛津英语模块五第一单元语法
Learning aims :
Task one:
(learn and summarize)
To find the finite verb(谓语动词)and the non-finite
verb(非谓语动词(短语)) in the following sentences.
To sell out these "smiley"
watermelons is easier.
1.
Task one:
(learn and summarize)
To find the finite verb(谓语动词) and the non-finite
verb(非谓语动词(短语) ) in the following sentences.
Robot can help us to solve
many problems.
I want to have such a robot.
1.
Task one:
(learn and summarize)
To find the finite verb(谓语动词) and the non-finite
verb(非谓语动词(短语)) in the following sentences.
The aim of this activity is
to learn about this year’s theme.
"Museums as Cultural Hubs:
The Future of Tradition" .
1.
International Museum Day was celebrated at
Palace Museum(故宫博物院) on May 18.
作为文化中枢的博物馆:传统的未来
国际博物馆日
Task one:
(learn and summarize)
To find the finite verb(谓语动词)and the non-finite
verb(非谓语动词(短语)) in the following sentences.
He has an important
meeting to attend.
1.
Task one:
(learn and summarize)
To find the finite verb(谓语动词) and the non-finite
verb(非谓语动词(短语)) in the following sentences.
He is so tired as to fall
asleep on his delivery box.
1.
什么是非谓语动词呢?它的有关题目怎么解呢?
小 结
非谓语动词使用条件
一个句子当中,已经存在一个主句(谓语动词),又没有连词的情况下, 还有别的动词出现时,这些动词就充当了非谓语动词。
to do
v-ing
v-ed
the non-finite verb
(非谓语动词)
To-infinitive (不定式)
动词不定式
主语
宾语
表语
定语
状语
宾补
Discussion: 说出不定式在句中的成分(function).
To sell out these "smiley" watermelons is easier.
I want to have such a robot.
The aim of this activity is to learn about this year’s theme.
He has an important meeting to attend.
He is so tired as to fall asleep on his delivery box.
Robot can help us to solve many problems.
2.
The to infinitive can be the subject:
Practice:
(1). _________ is to believe.
眼见为实。
(2). ________is one thing; __________is another.
说是一回事;做是另一回事。
(3) __________________________ is difficult.
要找一个最好的朋友是困难的。
To see
To say
to do
To find a best friend
It is difficult to find a best friend.
不定式作主语,谓语动词用________;
主语太长时,用____作形式主语
总结
单数
it
BACK
The to infinitive can be the object:
Practice:
总结
BACK
He managed_____________________________.
他自己设法解决了问题。
(2) Amy wants _____________________________.
Amy想知道更多关于这部电影的情况。
(3) I feel ___ my duty to help others.
to solve the problem by himself
to know more about the film
it
常接不定式做宾语的及物动词:
______________________________________
______________________________________
______________________________________
____________________
agree, refuse, learn, promise, fail, offer,
determine and so on.
有时可用____作形式宾语。
want, need, hope, wish, expect, like, hate,
try, manage, intend, plan, pretend, prefer,
it
The to infinitive can be the predicative:
Practice:
总结
BACK
My wish is_______ (be) a singer.
Your task is _______ (clean) the room.
to be
to clean
不定式作表语说明主语的内容,常表示一次性的
动作或______的动作.
将来
The to infinitive can be the attributive:
Practice:
总结
BACK
1. I have a lot of work _________(do).
2. I have a large house to ________. (live)
to live in
to do
to be done
?
不定式做定语,如能在句中找到不定式动作的
执行者,不定式用___________表被动意义;
不定式动词为不及物动词时,要加上相应的
______.
主动形式
介词
The to infinitive can be the adverbial:
Practice:
总结
BACK
He came here to attend an important meeting.
Sam was very surprised to hear the news
He hurried to the school only to find nobody
there.
(purpose)
(reason)
(result)
不定式作状语可以表示___、___、___。
目的
原因
结果
________________
________________
________________
in order to; so as to
形容词(happy, glad, lucky等)+ to do
enough to, too… to… , so… as to…,
such … as to…
The to infinitive can be the object complement:
Practice:
总结
1. I’ll?get?someone?________(repair)?the?bike?for?you.
2. What?caused?him?________(change) his?mind?
to?repair
to?change
常接不定式做宾补的动词:
______________________________________
______________________________________
______________________________________
动词的用法可要靠大家自己积累哦!
advise, allow, permit, ask, beg, cause, expect,
force, get, invite , order, wish?, want, warn,
remind, promise, persuade等 +sb. to do
五看
watch
see
look at
observe
notice
不定式做宾补,省略to,常见动词有:
三使
let
make
have
二听
listen to
hear
一感:
feel
半帮助:help(to可带可不带)
但这种句子如果变为__________,to要补上.
3.
Bare infinitive
1. I made him _____ (do) his work.
2. I watched him _________ (disappear) in the distance.
do
disappear
总结
省略现象1
被动结构
(1). I have nothing to do but ________ (wait).
I have no choice but ________ (wait).
(2). What I want to do now is _________ (find) some books to read.
3.
总结
Bare infinitive
省略现象2
wait
to wait
(to) find
“前有do,后无to; 前无do, 后有to”.
1.不定式用在介词but, except时
2. 不定式在系动词 后作表语时
省略现象3
1. You’d better not ____ (do) it.
2. They would rather _____ (try) and fail than _______ (give up) the plan.
常见的固定搭配有:
1. had better (not) do
2. would rather do sth. than do sth.
3. cannot but do sth.不得不……
4. why not do sth?
do
try
give up
3.
Bare infinitive
总结
有两个以上的不定式并列在一起时,第二个不定式的 to 可以省略
省略现象4
Lily promised ________(finish) her homework and _______(hand) it on time.
I decided _____(ride) there rather than____(walk).
3.
Bare infinitive
walk
hand
to finish
to ride
总结
4.
不定式的其它形式
1. Mr. Smith is going to attend the meeting _______ (hold) tomorrow.
2. Tom pretended ____________ (sleep) when his mother came in .
3. He is said _____________ (make) a mistake.
据说他犯了一个错误。
to have made
to be held
to be sleeping
不定式的被动式
不定式的进行式
不定式的完成式
to be done to be doing
to have done to have been done
Task two:
(competition)
Practice:
1. He is said to ___________ (write) a novel now.
2. The book is said ________________________
(translate) into English.(据说这本书已被翻译成英语)
3. The patient desired _____________ (tell) the truth.
(病人渴望被告知真相。)
4. Did you notice anyone __________ (enter) my room?
to be writing
to have been translated
to be told
enter
BACK
Practice:
1. The?animals?had?nothing?to?do?but?to?lie?down?and?sleep.
2. It?was?very?difficult?of?a?child?to work?out?this?problem.
3. My parents will do all they can make sure that I get a good education.
4. Though he had often made his little sister cry, today he was made cry by his little sister.
for
︿
to
to
︿
BACK
Practice:
1. ---- I usually go there by train.
---- Why not _____ by boat for a change?
A. to try going B. trying to go
C. to try and go D. try going
2.His first book _ next month is based on a true story.
A. published B. to be published
C. to publish D. being published
3. Charles Babbage is generally considered _____ the first computer.
A. to invent B. inventing
C. to have invented D. having invented
5. Tell the boy _______ out of the window.
A. not to look B. to not look
C. don‘t look D. not look
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BACK
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Practice:
要学好一门外语是不容易的。
2. 母亲轻轻地走了进来,以免惊醒儿子。
Mother came in quietly so as not to wake the sleeping boy.
It's not easy to learn a foreign language well.
Task three:
Summary
What you have learnt in this period?
The function of to infinitive.
Bare infinitive.
The continuous and perfect form of
to infintive.
1. Review what we’ve learnt today.
2. Finish the practice on the text book P9.
Homework