高中英語《Module 4 Sandstorms in Asia》課件3 外研版必修3.ppt

Module 4 Sandstorms in Asia Grammar,The Infinitive,學(xué)習(xí)目標(biāo)：學(xué)習(xí)和掌握本模塊語法-動(dòng)詞不定式 的用法；完成有關(guān)練習(xí)； 學(xué)習(xí)重點(diǎn)：掌握不定式的句法功能，并能加以運(yùn)用。 學(xué)習(xí)難點(diǎn)：不定式作主語，狀語 學(xué)法指導(dǎo)：通過觀察文章出現(xiàn)的不定式，獨(dú)立思考， 組內(nèi)討論、對(duì)比，總結(jié)歸納重點(diǎn)用法,【學(xué)情調(diào)查、情景導(dǎo)入】,1. 不定式的時(shí)態(tài)和語態(tài)。,to be done,to be doing,to have done,to do,to have been done,2. 他似乎在外面站了一個(gè)多小時(shí)了。 He seems _ outside for more an hour. 3. 據(jù)說小明正在學(xué)開車。Xiao Ming is said _ to drive these days. 4. 人們普遍認(rèn)為是貝爾發(fā)明了電話。 People generally consider Bell _ the telephone. 6. We had nothing to do but _ (wait).,to have been standing,to be learning,to have invented,wait,2. 作業(yè)一,3. 不定式在句中所作成分。,【問題展示、合作探究】,觀察下列課文中出現(xiàn)的句子，說出不定式所作成分。 1 Scientists have tried many ways to solve this problem and in China, a mass campaign has been started to help solve it. 2 They are often so thick that you cannot see the sun, and the wind is sometimes strong enough to move sand dunes. 3 To have been caught in a sandstorm was a terrible experience. 4 There was nothing to be done.,目的狀語,賓語,結(jié)果狀語,主語,定語,5 Sandstorms in China appear to have increased in recent years as a result of “desertification”. 6 The storms sometimes continue all day and traffic moves very slowly because the think dust makes it difficult to see. 7. When a sandstorm arrives in the city, weather experts advise people not to go out. 8 To be cycling in a sandstorm is frightening.,表語,賓語,賓補(bǔ),主語,9 Its difficult to breathe and the dust makes me ill. 10 So if you want to go out, youd better wear a mask. 11 To prevent it coming nearer, the government is planting trees. 12 Already the government has planted more than 30 billion trees and plans to continue planting for the next five years.,主語,賓語,目的狀語,賓語,總結(jié)：不定式在句中所作成分,1. 主語 a. To have been caught in a sandstorm was a terrible experience. b. To be cycling in a sandstorm is frightening. c. Its difficult to breathe and the dust makes me ill.,練習(xí)： 學(xué)好英語很重要。_ =It is very important _,To learn English well is very important.,to learn English well.,2. 賓語 a. Scientists have tried many ways to solve this problem and in China, a mass campaign has been started to help solve it. b. The storms sometimes continue all day and traffic moves very slowly because the think dust makes it difficult to see. c. So if you want to go out, youd better wear a mask. d. Already the government has planted more than 30 billion trees and plans to continue planting for the next five years.,練習(xí)： We planned _(give) a concert next month. 提示：后常跟不定式作賓語的動(dòng)詞：plan, manage, want, refuse, decide, offer, fail, agree, etc.,to give,3. 表語 Sandstorms in China appear to have increased in recent years as a result of “desertification”. 練習(xí)： 她的工作是照看這些孩子。 Her job is _.,to look after these children,4. 賓語補(bǔ)足語 When a sandstorm arrives in the city, weather experts advise people not to go out. 練習(xí)： 老師要同學(xué)們按時(shí)上交作業(yè)。 The teacher asked the students _ on time.,to hand in their homework,提示：感官動(dòng)詞feel, hear, see, watch, notice; 使役動(dòng)詞have, make, let后常用省略to 的不定式作賓語補(bǔ)足語。 我剛剛看到凱特進(jìn)了教室。_ 凱特剛剛被看到進(jìn)了教室。_ 湯姆經(jīng)常使他妹妹哭，但這次被他妹妹弄哭了。 Tom often makes his sister _, but this time he is made _ by her.,I saw Kate enter the classroom just now.,Kate was seen to enter the classroom just now.,cry,to cry,5. 定語 There was nothing to be done. 練習(xí)： The meeting _ （hold） tomorrow is very important. 明天要舉行的會(huì)議很重要。,to be held,6. 狀語 Scientists have tried many ways to solve this problem and in China, a mass campaign has been started to help solve it. They are often so thick that you cannot see the sun, and the wind is sometimes strong enough to move sand dunes. To prevent it coming nearer, the government is planting trees.,練習(xí)： 表目的 為了趕上火車，杰克今天早上很早就起床了。 _, Jack got up very early this morning. 為了起強(qiáng)調(diào)作用，常用In order to, so as to結(jié)構(gòu)，其中so as to不能用于句首。,To catch the train,表結(jié)果，常與only 連用，構(gòu)成only to do 結(jié)構(gòu)，表示出乎意料的結(jié)果。 他去看望他的叔叔，結(jié)果被告知他已經(jīng)搬走了。 He went to visit his uncle only _ that he had moved away. 我們匆匆趕到機(jī)場(chǎng)，結(jié)果發(fā)現(xiàn)飛機(jī)已經(jīng)起飛了。 We hurried to the airport, _ the plane had taken off.,to be told,only to find,【達(dá)標(biāo)檢測(cè)、歸納總結(jié)】,用下列不定式的適當(dāng)形式完成下列短文。 to go to college, in order to succeed, to share, to make a living, to make, to accept his ideas There was a time in ancient China when there were a great many great philosophers （哲學(xué)家）， one of whom was Su Qin. At that time, it was hard for the philosophers _. _, Su Qin studied very hard. Finally he managed six states（國(guó)家）_ and thus got very famous. From this we can see, if your aim is _, you should learn from Su Qin. Do you have anything else _ about Su Qin? If any, tell us next time.,to make a living,In order to succeed,to make,accept his ideas,go to college,to share,【知識(shí)梳理、歸納總結(jié)】,不定式的用法,1 不定式的時(shí)態(tài)和語態(tài),2 不定式在句中所作成分,【預(yù)習(xí)指導(dǎo)、新課鏈接】,預(yù)習(xí)內(nèi)容：1 自學(xué)Module 5 單詞 2 預(yù)習(xí)課文 3 完成預(yù)習(xí)學(xué)案 預(yù)習(xí)重點(diǎn)：預(yù)習(xí)學(xué)案重點(diǎn)短語及句子 預(yù)習(xí)方法：先自學(xué)單詞，預(yù)習(xí)課文，獨(dú)立完成預(yù)習(xí)學(xué)案，遇到問題與同學(xué)討論或查找資料，不能解決的先作好標(biāo)記，課上解決。,