Unit 6 Bird watching Grammar课件（28张PPT)

课件28张PPT。动词不定式Unit 6 BirdwatchingGrammarto-infinitives for purposeSure, I often go to the market _____________.to watch the birdsDo you like birdwatching, Eddie?Why do people build Zhalong Nature Reserve?People build Zhalong Nature Reserve
___________ wildlife.to protectWhy do people make the wetlands smaller?Some people want to make the wetlands smaller _______more space for farms and buildings.to haveWhy does the Chinese government make laws?Now the Chinese government has made laws ________all these things in Zhalong.to preventBirdwatchingThe members of Birdwatching Society go there _________the birds.to studyEvery year, a lot of tourists go to Zhalong _______________.to watch the birdsFind out the rules.
.
.
.
to study the birds.
Every year, a lot of tourists go to Zhalong to watch the birds.Use to-infinitives for purpose to do 动词不定式表目的I often go to the market to watch the birds.
表目的 in order to= to
( in order to： more formal 更正式）
I often go to the market in order to watch the birds.
由 in order to 引导的目的状语，既可以置于句尾，也可以置于句首。They started early in order to get there in time.
= In order to get there in time, they started early.
为了及时赶到那里，他们很早就出发了。为了使目的意义更加清楚或表示强调意义时，还可以在前面加 in order to。 　
She is running quickly in order to catch the train.
为了赶火车，她正飞快地跑着。What do people do in ZhalongPeople go to Zhalong
They should read about the birds first
Most people take a camera
The Birdwatching Society goes a. to take photos of the birds
b. to study the birds in the wetlands
c. to watch the birds
d. to learn more about themUse “in order to” to change the sentencesPeople go to Zhalong to watch the birds.
They should read about the birds first to watch the birds.
Most people take a camera to take photos of the birds.
The Birdwatching Society goes to study the birds in the wetlands.Practice我们去公园散步。
她买了这本书送给我作生日礼物。
我们应该采取行动来帮助野生动物。
4.为了记下你所看到的东西，随身带好笔记本。We go to the park _______________.She bought the book ____________ as a birthday present.We should take action _______________.___________________ what you see, take the notebook with you.to take a walkto send to meto help wild animalsIn order to write downExercises( ) 1. –Linda, I’m very thirsty.
-- Let’s go to the nearest supermarket _________ some drinks, OK?
A. buy B. bought C. to buy D. buying
( ) 2. –What should I do, doctor?
--- _____________ healthy, you should take more exercise.
A. Keep B. To keep C. Keeping D. Having keptCBExercises3. 我每天早晨大声朗读英语为的是提高我的发音。
I read English aloud every morning
____ ____ ___ improve my pronunciation.
4. 她说得慢为的是让我们跟上她。
She spoke slowly _____ _____ _____ follow her.in order toto let usverbs + objects + to-infinitives我妈妈让我每天弹两小时的钢琴。
My mum asks me to play the piano for two hours every day.动词不定式来说明宾语的情况，此时动词不定式作宾语补足语。My mum asks me to play the piano…… 动词 宾语 动词不定式引导不定式作宾补的动词：ask
tell
need
invite
advise
teach
order
want
allow
wish (祝愿)
warn (警告)
encourage (鼓励)
……+ sb. to do sth.1. We are inviting them ________ (help) us.
2. I want you _________ (give) me some help.
3. The teacher asked us __________ (listen) carefully in class.
4. The teacher asked us ___________ (not listen) to music in class.Practiceto helpto giveto listennot to listenask sb. not to do sth. 动词不定式的否定，在前面加 not.The teacher asked us to listen carefully in class.
The teacher let us ________ carefully in class.
listenlet sb. do sth. ( without “to”) notice (注意) hear watch 看 see使 let make have听+ sb. (not) do sth.
（不带to）她常常帮我做家务。
She often helps me (to) do the housework.
动词help后面的动词不定式可带to，也可不带to。
我们帮他修自行车。
We helped him ____________ his bike.(to) fix1. Mr. Wu _______us ________ a pair of
comfortable shoes because we would have to walk a long way. (ask/ wear)
2. We _________ some birds _________ in the trees. (hear/ sing)
3. Mr. Wu ______ us ________ the birds carefully. ( tell/ watch)
4. He also __________ us ______________ the birds. (encourage/ describe)asked to wearComplete the sentences with the correct
forms of the verbs in brackets. P74heard singtold to watch encouraged to describe5. He __________ us _____________ in the wetlands. ( advise/ not shout)
6. The cold weather __________ some birds _______ south for the winter. (make/ fly)
7. The trip ________ us _________ more about wildlife. (help/ learn)advised not to shoutmadehelped (to) learnfly中考链接1. Our teacher often tells us ________ in the river. It’s dangerous.
A. don’t swim B. not swim C. not to swim D. not swimming
2. He lost his key. It made him _______ in the cold to wait for his wife’s return.
A. to stay B. stayed C. stays D. stay
3. It was time for class. Mr. King asked all the children _________ down quietly.
A. sit B. sat C. to sit D. sitting中考链接4. I often see Millie _______ (read) books in the reading room.
5. Tomorrow’s meeting is very important. Please ask them _______ (go) there on time.
6. ---How do you feel when you watch the national flag go up?
--- It makes me _______ (feel) very proud.
7. Jane often helps her mother ______ (do) the housework.
8. The father wants his daughter _______ (learn) French.readto gofeel(to) doto learn课堂小测1. Jane asked me to clean the windows. (变否定句)
Jane asked me ______________ the windows.
2. Jim went to the hospital to look after his grandpa. (改同义句)
Jim went to the hospital ___________ to look after his grandpa.
3. 安迪建议我们放学后打篮球。
Andy ________ us ________ play basketball after school.
4. 他早早地起床为了赶早班车。（中译英） not to clean in order advised toHe got up early in order to catch the early bus.