外研版必修3 Module 4 Sandstorms in Asia P4 Grammar Infinitive(共57张PPT)

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名称 外研版必修3 Module 4 Sandstorms in Asia P4 Grammar Infinitive(共57张PPT)
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更新时间 2015-03-13 16:19:20

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课件57张PPT。M4Grammar Objective1. To learn about infinitive
2. To understand different types of
infinitive语法讲解建议采用归纳法,如尽可能多的呈现一些相关例句,或可让学生从已学课文中找相应例句,引导学生试着从所观察到的语言现象中总结出语言规则和语法规律。The wind is strong enough to move sand dunes.
We were advised not to go outside.
It’s frightening to be cycling to work in a sandstorm.
There is nothing to be done.
I am the only person in my family to have been in a sandstorm.Infinitive Are you familiar with these sentences?
They are all from our books we have
learned. To have been caught in a sandstorm was a terrible experience.
To be cycling in a sandstorm is frightening.
It’s difficult to breathe and the dust makes me ill.
To prevent it coming nearer, the government is planting trees.to test your sense of observation
to test your ability of short-term memory
to test your ability to highlight the language pointsGuessGuessing GamesThe wind is strong enough _______sand dunes.
We were advised ________ outside.
It’s frightening ____________to work in a sandstorm.
There is nothing __________.
I am the only person in my family
___________ in a sandstorm.to movenot to goto be cyclingto be doneto have been__________________ in a sandstorm was a terrible experience.
_____________ in a sandstorm is frightening.
It’s difficult _________ and the dust makes me ill.
___________ it coming nearer, the government is planting trees.To have been caughtTo be cyclingto breatheTo prevent1. Last summer I took a course on ____.
A. how to make dresses
B. how dresses be made
C. how to be made dresses
D. how dresses to be made单选2. I’ve worked with children before, so
I know what _____ in my new job.
A. expected B. to expect
C. to be expecting D. expects
3. There are five pairs____, but I am at
a loss which to buy.
A to be chosen B to choose from
C to choose D for choosing4. I find these problems are easy _____.
A. to be worked out
B. to work them out
C. to work out
D. to be worked them out
5. ______ late in the morning, Bob turned
off the alarm.
A. To sleep B. Sleeping
C. Sleep D. Having slept6. I would love _______ to the party last
night but I had to work extra hours
to finish a report.
A. to go B. having gone
C. going D. to have gone
7. John was made _____ the truck for
a week as a punishment.
A. to wash B. washing
C. wash D. to be washing8. Tom kept quiet about the accident
__ lose his job.
A. so not as to B. so as not to
C. so as to not D. not so as to
9. The patient was warned _____ oily
food after the operation.
A. to eat not B. eating not
C. not to eat D. not eating1. 帮助他人是件好事。
It is good _____________.
2. 散步是锻炼的一种好方式。
_______ is a good form of exercise.
3. 我不知该去哪儿度假。
I don’t know ______________
holiday. to help othersTo walk汉译英where to spend4. 爱和被爱都是最大的幸福。
_____________________ are both
great happiness.
5. 据说他已经完成了他的工作。
He is said _________________________
his work.
6. 根据报道他们已安全到达。
They are reported ______________
_____.To love and to be lovedto have finished/completedto have arrivedsafely7. 我想叫人立刻修理这辆自行车。
I want this bike _____________ at once.
8. 玛利仿佛已经被告知此事了。
Mary seemed _______________ about it.
9. 众所周知,奥运会上他被授予了一枚
金牌。
He is known _________________ a gold
medal at the Olympics.to be repairedto have been toldto have been given以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解,下面就让我们根据
之前练习的考察情
况进一步选择讲解
该语法项的重难点。不定式由“to+动词原形”构成,其否定形式是“not/never to do”,不定式可以带宾语或状语构成不定式短语,没有人称和数的变化,但有时态和语态的变化。不定式可以作主语、宾语、状语、表语和定语,但不能单独作谓语。不定式的逻辑主语有时用“for+名词或代词宾格”构成。不定式Infinitive 不定式 1. 作主语
1) To master a foreign language is necessary for a college student.
2) It is good manners to help people in trouble.
2. 作表语
Your job is to wash dishes.
All I did was (to) give him some advice.
当作表语的不定式解释主语中do的意
义时,to可以省略。3. 作宾语
She promised to give him a chance.
agree, demand, ask, decide, expect, hope,
want, offer, plan, pretend, promise, afford,
prepare, refuse, manage, fail, dare, fear,
swear等动词后面均可直接跟不定式作宾
语。
少数介词后面可跟不定式作宾语
1. It has no choice but to lie down and
sleep.
2. They didn’t open their mouths except
to complain.当句子中的主动词为do时, but, except后的动词不定式省去to;
can’t but, can’t choose but, can’t help but, do nothing but, rather than, had better之后省略to.
1. He does nothing but play all day.
2. At the news she didn’t say anything but
to cry.
3. He can’t choose but do it.
4. There’s nothing to do except/but wait till
it stops raining.4. 作宾语补足语
The teacher told his students to pay more attention to their pronunciation.
I would like the problem to be discussed at the next meeting.
A. ask, tell, order, command, beg, get, request, require, invite, force, permit, cause, forbid, allow, wish, want, expect, encourage, advise, persuade, warn, would like等动词可以接带to的不定式作宾补。B. think, consider, believe, suppose, know, feel, find, understand等动词后常接to be + adj. 作宾补。
We all know him to be a good player.
C. 不定式作补语,可根据需要在前加
how, where, when, what等疑问词。
Could you tell me how to repair the
machine?
No one told me where to find him.
Please show us what to do with these
sentence patterns. D. see, hear, watch, feel, notice, let,
make, have等后跟不定式作宾补时,
不加to, help后可加可不加。
I never let my child stay in the
house all day.
Have him come in, please.
I heard her say that she’d like to go
to the concert.5. 作主语补足语
I was asked to help him with his lessons.
主语补足语就是主动语态中的宾语补足语
1. She was seen to go out a minute ago.
2. He was made to give up drinking.6. 作后置定语
1) She was the first girl to work out the
problem. (主谓关系)
2) He has an important meeting to
attend. (动宾关系)
3) He keeps his promise to write to us
regularly. (同位关系)不定式作宾语,动词如果不是及物动词,后面应加必要的介词
The ice is too thin for us to walk on.
I hired a room to live in when in the US.7. 作目的状语, to可用in order to或so as to代替(so as to 不能置于句首)。1. She got off the train in Beijing to see
a friend.
2. Some scientists went to Germany to
attend a medical conference.
3. They started very early in order not
to miss the train.8. 作结果状语不定式作结果状语表示出乎意料的结果, 且不定式前常有only, never, 强调惊讶或失望。
V-ing作结果状语强调一种必然的因果关系。
He hurried to his house, only to find it had been broken into.
I stood there, never to be feeling so stupid.
Her parents died, leaving her an orphan.
There was a tornado yesterday, causing
100 deaths.1. 疑问词+不定式的复合结构
1. When to start has not been decided yet.
2. The problem is how to persuade him to change his mind.
3. We must learn what to do in face of difficulties.
4. I wonder if you could tell me how to get to the station.不定式的复合结构主语表语宾语宾语补足语 2. 带有逻辑主语的结构
1. It’s kind of you to lend me such a
beautiful necklace.
2. It’s important for us to master a
foreign language.
3. The first thing for us to do is to
clean the room. 主语主语定语 此结构中的形容词说明句中行为动词的特征。 此结构中的形容词说明逻辑主语的特征,可作逻辑主语的表语。It is + adj. + of sb. to do
It is + adj. + for sb. to doIt is foolish of you to say such words.
(You are foolish to say such word.)
It is necessary for us to learn our lessons well.不定式的时态 不定式的一般式 to do
I am glad to see you.
He has decided to give her some money.
表示的动作通常与谓语所表示的动作
或状态同时或者几乎同时发生,或是
在它之后发生。不定式的进行式to be doingI am very glad to be working with you.
He pretended to be working hard
when his boss passed him.
表示的动作通常与谓语动词表示的动
作同时发生。
不定式的完成式 to have doneHe happened to have seen the
film before.
The novel is believed to have been
translated into Chinese.
不定式所表示的动作发生在谓语动作
或状态之前。He wanted to have met you at the
airport, but he didn’t get there in time.
表示过去没有实现的期待或者计划
hoped, promised, wanted, wished,
expected, planned…He would like to have played the
violin at the concert.
不定式的完成式在would like后边表示
未能实现的愿望。 主动语态 to do
被动语态 to be done
It is an honor for me to be invited to
attend the meeting.
Everyone likes the hero to be praised.不定式的语态We asked him to stay till the next
day, but he refused to.
Are you a teacher? Yes, and I have
to be.
What we want to do now is lie down
and have a good rest.
I didn’t say anything but to make a
gesture.省略to与省略do1. prefer n. (doing) to n. (doing)
2. prefer to do sth. rather than do sth.
3. would rather do
4. would rather + 句子(虚拟语气)
5. advise/allow/permit/forbid sb. to do
advise/allow/permit/forbid) doing固定词组和句型几对易混淆的词组:
stop to do sth. 停下来去做某事
doing sth. 停止做某事
forget to do sth. 忘记去做某事
doing sth. 忘记已做了某事remember to do sth. 记得去做某事
doing sth. 记得曾经做某事to doto be doneto have doneto have been doneto be doingto have been doing动词不定式的时态和语态一览表Review复习不定式的各种形式
Infinitive注: word 文档
点击此处链接Individual activity阅读下面短文,按照句子结构的语法性和上下文连贯的要求,在空格处使用括号中词语的正确形式填空。
Beijing was covered in orange dust as a strong sandstorm blew hundreds of miles from dry northern China to the nation’s capital. The city government issued a pollution warning and people _________ (advise) to stay indoors. In Tiananmen Square, clouds of dust covered monuments and visitors wore masks _________ (avoid) the dust and soil. The storm has already caused a ___________ (frighten) disaster in Xinjiang, Shanxi, Shaanxi and Hebei regions and is heading ____________ South Korea. were advisedto avoidfrighteningto/towardsResidents of South Korean capital, Seoul, as well as ______ in central and western regions, have been advised to stay indoors.
By Saturday, the storm had spread over an area of 810,000 square km. It was expected to last _____Monday, the meteorological agency (气象局) said in a statement on its website. An official from Beijing’s meteorological agency said the storms had become ____ (little) frequent in recent years. “The situation has improved greatly after the 2006 storm. ”he said.
thoseuntilless1. He told us whether _____ a picnic was
still under discussion. (2009 四川)
A. to have B. having
C. have D. had
2. The play ____ next month aims mainly
to reflect the local culture. (2009 安徽)
A. produced B. being produced
C. to be produced
D. having been produced实战高考3. _____, you need to give all you have
and try your best. (2009 辽宁)
A. Being a winner
B. To be a winner
C. Be a winner
D. Having been a winner
4. The children all turned ___ the famous
actress as she entered the classroom.
(2009 全国I)
A. looked at B. to look at
C. to looking at D. look at5. We are invited to a party ___ in our
club next Friday. (2009 山东)
A. to be held B. held
C. being held D. holding
6. David threatened ___ his neighbor to the
police if the damages were not paid.
(2009 上海)
A. to be reported B. reporting
C. to report D. having reported7. With Father’s Day around the corner, I
have taken some money out of the bank
____ presents for my dad. (2010 全国I)
A. buy B. to buy
C. buying D. to have bought
8. There were many talented actors out
there just waiting _____. (2010 江西)
A. to discover B. to be discovered
C. discovered D. being discovered 9. We were astonished ____ the temple
still in its original condition.
(2010 辽宁)
A. finding B. to find
C. find D. to be found
10. I have a lot of readings _____ before
the end of this term. (2010 山东)
A. completing B. to complete
C. completed D. being completed11. His first book ____ next month is based
on a true story. (2010 陕西)
A. published B. to be published
C. to publish D. being published
12. In many people’s opinion, that
company, though relatively small, is
pleasant ____. (2010 四川)
A. to deal with B. dealing with
C. to be dealt with D. dealt with13. More TV programs, according to
government to officials, will be
produced ____ people’s concern
over food safety. (2011 重庆)
A. to raise B. raising
C. to have raised D. having raised
14. The ability ____ an idea as important
as the idea itself. (2011 湖南)
A. expressing B. expressed
C. to express D. to cover15. If they win the final tonight, the
team are going to tour around the
city ______ by their enthusiastic
supporters. (2011 浙江)
A. being cheered
B. be cheered
C. to be cheered
D. were cheered16. George returned after the war, only
_______ that his wife had left him.
(2012 山东) A. to be told B. telling
C. being told D. told
17. Bird’s singing is warning to other birds
_______ away. (2012 北京)
A. to stay??????B. staying???????
C. stayed??????D. Stay18. As Jack left his membership card at
home, he wasn’t allowed ____ into the
sports club. (2012 上海)
A. going B. to go C. go D. gone
19. Having finished her project, she was
invited by the school ____ to the new
students. (2012 江西)
A. speaking B. having spoken
C. to speak D. to have spoken20. Volunteering gives you a chance ____
lives, including your own. (2013北京)
A. change B. changing
C. changed D. to change
21. ________ warm at night, I would fill
the woodstove, then set my alarm
clock for midnight so I could refill it.
(2013湖南)
A. Staying B. Stayed
C. To stay D. StayHomework Do the exercises of Grammar on page 34&36.Thank you.