動詞不定式的用法表目的課件市公開課獲獎課件

1、Unit 6 BirdwatchingGrammar第1頁第1頁1. Jim plans _ more fruit and vegetables every day. 2. After dinner, we like _ TV and chat there. 3. I love _ there and look out at the beach and the sea. 4. Lucy wants _ sick people. 5. I started _ the violin at the age of six. to eatto watchto sitto helpto playsit p

2、lay eat watch help第2頁第2頁Please go on to look at the sentences below. Pay attention to the colored words.1.Kitty is preparing to go out next Sunday.2.Kitty plans to take Linda out.3.Linda wanted to visit the park.4.Sandy agrees to go with them.5.Millie decided to stay at home.什么是動詞不定式(to-infinitives)

3、？當句子中已有謂語動詞，而我們又要 表示不止一個動作概念時，其余動詞能夠使用非謂語形式表示。動詞不定式 就是動詞一個非謂語形式，其必定形式是“to + 動詞原形” （有時能夠不帶to，其否認形式是 “not to + 動詞原形”。無人稱、數(shù)和時態(tài)改變。Verbs+ to-infinitivesagree choose decide hope learn plan prepare want like start begin fail wish try remember forgetWe often use to-infinitives after these verbs.+ to-infinit

4、ives作賓語第3頁第3頁Fill in the blanks with the correct forms of the verbs in brackets.1. I often go to the market _(watch ) the flowers.2.We should make laws _( prevent) people killing bears.3. Jim will go to the park _(fly) kites.4.She will go to the supermarket _(buy) some bread.5.He came to my home _(p

5、lay) chess with me just now.6. We should act _（protect) wild animals.to watchto preventto flyto buyto playto protectUsing to-infinitives for purpose動詞不定式作目狀語。第4頁第4頁Using to-infinitives for purposeWe can use to-infinitives to expresspurpose. (表目)作目狀語。e.g. I often go to the market to watch the birds.

6、Now the Chinese government has made laws to prevent all these things.第5頁第5頁We can also use in order to to express purpose. This is more formal than to-infinitives. (表示更正式，更清楚)其否認式是 in order not to do sthe.g. 1.Some people want to make the wetlands smaller in order to have more space for farms and bu

7、ildings. 2.Take a notebook with you in order to write down what you see. 3.Take a notebook with you in order not to forget the important things.第6頁第6頁注意：由in order to引導目的狀語，既能夠置于句尾，也能夠置于句首。e.g. They started early in order to get there in time. In order to get there in time, they started early. 為了及時趕到

8、那里，他們很早就出發(fā)了。第7頁第7頁1 People go to Zhalong _ a to take photos of the birds.2 They should read about _ b to study the the birds first birds in the wetlands. 3 Most People take a _ c to watch the camera birds.4 The Birdwtching _ d to learn more Society goes about them.adbcAmy is thinking about the thing

9、s people do in Zhalong Nature Reserve. Match the first parts of the sentences on the left with the second parts on the right. Write the correct letters in the blanks.第8頁第8頁 1.People go to Zhalong_ (watch) the birds. 2.People go to Zhalong in order_ (watch) the birds. 3.Many people take a camera _(ta

10、ke) photos. 4.Many people take a camera in order _ (take) photos. 5.He wrote down my name in order _ (not forget) me. 6.She does her homework carefully in order _(not make) mistakes. to watchto watchto taketo takenot to forgetnot to make第9頁第9頁We add not before to-infinitives to express a negative me

11、aning.e.g. We ask people not to catch birds for any reason. He told me not to make much noise.第10頁第10頁常跟帶to動詞不定式作賓語補足語動詞有：ask, tell, order, invite, get, allow, wish, want, encourage, advise, warn, would like, need, 等。動詞不定式作賓語補足語，有帶to和不帶to兩種形式。第11頁第11頁e.g.1.The policeman told the boys not to swim in

12、the river.2.The teacher asked the students to finish the homework on time.3.Mr Wu advised us to read books aloud.第12頁第12頁make or let + object + infinitive without toe.g. Max tells funny jokes and often makes me laugh. Mr Wu agreed to let me join their school trip.常跟不帶to動詞不定式作賓語補足語動詞有：感官動詞hear, feel,

13、 see, watch, notice等；使役動詞let, make和have。第13頁第13頁see ,find, watch, feel, notice or hear + object + infinitive without toe.g. 1.She saw a baby panda drink her mothers milk. 2. Millie and Amy heard someone sing in the park. 3. He always watch them play football.注意：She saw a boy playing football on the

14、ground at this time yesterday. 表示動作正在發(fā)生。 第14頁第14頁動詞help后面動詞不定式可帶to, 也可不帶to。help + object + infinitive with or without toe.g. This will help people (to) understand the importance of the wetlands. She often helps me (to) do the housework.第15頁第15頁The Class 1, Grade 8 students went to Zhalong Nature Res

15、erve. Sandy is writing about their trip. Help her complete the sentences with the correct forms of the verbs in brackets.1. 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.

16、(tell/watch)4. He also _ us _ the birds. (want/describe)5. 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)asked to wearheard singtold to watch wanted to describeadvised not to shoutma

17、de flyhelped ( to) learn第16頁第16頁1. 我父親經(jīng)常勉勵我努力學習。 My father often encourages me to study hard.2. 去年李老師教我們打籃球。 Mr Li taught us to play basketball last year.3. 語文老師讓我們讀這篇文章兩遍。 The Chinese teacher made us read the article twice.4. 為了通過期末考試, 我們必須更努力學習。 We must study harder in order to/ to pass the final

18、exam.In order to/ To pass the final exam, We must study harder .Exercises第17頁第17頁1. Father often tells me _ too much time on computer games. 河南 A. dont spend B. not spend C. not to spend D. not spending2. Why are you so excited? Peter invited me _ on a trip to Yuntai Mountain. 河南 A. to go B. go C. going D. wentI. 單選。第18頁第18頁1. A: What else shall we take to the lake? B: _ me _ (let, see). Mr Lee _ us _ (tell; take) our raincoats yesterday.2. A: What did you hear just now? B: I _ a frog _ (hear; jump) into the water.3