初三英語(yǔ)復(fù)習(xí)《動(dòng)詞不定式》PPT課件

1、動(dòng)詞不定式動(dòng)詞不定式 肯定：肯定： to + V.原原 或者或者 (to)+ V.原原 否定：否定：not/ + (to) + V.原原1) He likes to read novels.2) We decided not to buy that house.4) It is interesting to fly a kite. 動(dòng)詞不定式的結(jié)構(gòu)動(dòng)詞不定式的結(jié)構(gòu)作主語(yǔ)作主語(yǔ)To hear your voice is so nice.To study hard is very important.It is so nice to hear your voice.It is very impor

2、tant to study hard.不定式作主語(yǔ)時(shí)，通常用it作形式主語(yǔ)，把真正的主語(yǔ)放在后面。注意注意:1、It is +adj. for/ of sb. to do sth.It +be + adj. +for/of sb. to do sth. for: adj.多為描述不定式行為的特征多為描述不定式行為的特征 （important/ necessary / interesting 等等.）of: adj. 多為多為 描述主語(yǔ)的品質(zhì)特征描述主語(yǔ)的品質(zhì)特征 （kind / nice / friendly / wise / foolish 等等.） 作主語(yǔ)作主語(yǔ)It is easy _ h

3、er to learn English well.It is clever _ you to solve the problem.offor2、It takes sb. some time to do sth. It takes me three hours to finish the homework every day. 作主語(yǔ)作主語(yǔ)我每天花去三個(gè)小時(shí)完成家庭作業(yè)。I spend three hours finishing the homework every day.1、It is necessary _us to learn to wait. (of/for)2、It was care

4、less _me to break the cup . （of/for)3、It took them 1,000 yuan _this table. (buy)4、It is my pleasure _ the box for you. (carry)to buyforofto carry練習(xí)練習(xí)1 1、動(dòng)詞、動(dòng)詞+ to do sth.常用動(dòng)詞有：常用動(dòng)詞有：want / wish / like / would like / hope / plan / try / decide / learn / need / agree / begin / start / forget / remembe

5、r / manage / seem / fail/ manage/ promise等等 1、I hope to finish it tomorrow . 2、She plans to go and teach in the country. 作賓語(yǔ)作賓語(yǔ)2 2、動(dòng)詞疑問(wèn)詞、動(dòng)詞疑問(wèn)詞+to do I dont know_ next. She cant decide_. 作賓語(yǔ)作賓語(yǔ) 2、她不能決定買(mǎi)哪本書(shū)。 1、我不知道接下來(lái)該做什么。what to dowhich book to buy=She cant decide which book she should buy.1、動(dòng)詞動(dòng)詞 + 賓

6、語(yǔ)（賓語(yǔ)（sb./sth.) + to do sth.1、The teacher asked her to answer the question. 2、The doctor told me to have a good rest.作賓補(bǔ)作賓補(bǔ)- -對(duì)賓語(yǔ)進(jìn)行補(bǔ)充說(shuō)明對(duì)賓語(yǔ)進(jìn)行補(bǔ)充說(shuō)明 常用動(dòng)詞有：ask, tell, allow, want 等動(dòng)詞多為感官動(dòng)詞、使動(dòng)詞。動(dòng)詞多為感官動(dòng)詞、使動(dòng)詞。一感：feel二聽(tīng)：hear, listen to三使：make, let, have三看：see, notice, watchJohns mother makes him play the pian

7、o every day. 被動(dòng)：John _ play the piano every day.is made to2、動(dòng)詞、動(dòng)詞+賓語(yǔ)賓語(yǔ)+不帶不帶to的不定式的不定式1、主語(yǔ)、主語(yǔ) + be + to do sth 主語(yǔ)多為主語(yǔ)多為 duty / wish / hope / idea / plan / ambition/ dream / work / job 等等 名詞名詞 1、My dream is to be a singer. 2、His work is to clean the classroom every day.作表語(yǔ)作表語(yǔ)我的夢(mèng)想是成為一名歌手。他的工作是每天清掃教室。放在

8、被修飾詞的后面放在被修飾詞的后面I have a lot of work to do. I want to find something to drink.作定語(yǔ)作定語(yǔ)不定式為不及物動(dòng)詞時(shí)后面應(yīng)有必要的不定式為不及物動(dòng)詞時(shí)后面應(yīng)有必要的介詞介詞。Im looking for a hotel _.A. stay B. stay at C. to stay D. to stay atD位置位置：He hasnt got a house to live_.I have no pens to write _.in with1、原因狀語(yǔ)、原因狀語(yǔ): 主語(yǔ)主語(yǔ) + be + adj.(表情感表情感) + to do sth. (happy/ glad angry / sorry / sad /afraid 等等)Im sorry to hear that.作狀語(yǔ)作狀語(yǔ)Im glad to see you. 2 2、目的狀語(yǔ)、目的狀語(yǔ) The soldier ran into the room to save the girl ._ _ the soldier run into the room?Why didMany parents send their children abroad _.(深造學(xué)習(xí))to further their studie