現(xiàn)在完成時(shí)動(dòng)詞轉(zhuǎn)換學(xué)習(xí)資料

1、現(xiàn)在完成時(shí)動(dòng)詞轉(zhuǎn)換 通常與通常與 時(shí)間副詞時(shí)間副詞 just（剛剛）（剛剛）, already（已經(jīng)）（已經(jīng)）, before, yet（一般疑問：已經(jīng)；否定句：還）（一般疑問：已經(jīng)；否定句：還） never, ever等狀語連用等狀語連用 I have never heard of that before. Have you ever ridden a horse? She has already finished the work. Have you milked the cow yet? Ive just finished my homework. He has not come yet

2、. 2。表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，通。表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動(dòng)作或狀態(tài)，通常和常和 for（段時(shí)間）（段時(shí)間）, since（點(diǎn)時(shí)間）（點(diǎn)時(shí)間） 引導(dǎo)的時(shí)間狀語引導(dǎo)的時(shí)間狀語以及以及 so far, by now, these days, in the last ten years 等連用。等連用。I have been here for just over two years. I havent seen her these days. She has learnt English for 6 years/since 6 years ago. They have li

3、ved here since 1990. What has happened to the USA in the last 50 years?瞬間動(dòng)詞與延續(xù)性動(dòng)詞的轉(zhuǎn)換瞬間動(dòng)詞與延續(xù)性動(dòng)詞的轉(zhuǎn)換come/go be (in) leave be away borrow keep buy havedie be dead get to know know begin/start be on go out be offarrive be here/there marry/get married (to) be married (to)fall asleep/get to sleep be asleep

4、join the Party be in the Party - be a member of the Partygo to school be in the schoolcatch/get a cold have a coldjoin the army be in the army - be a soldier - be a member of the armygo to school be a studentfinish be overclose be closed open be open( )( )( )( )( )( )( )( )I have bought a new dictio

5、nary for a week. I have had a new dictionary for a week.我買一本新詞典已有一星期了。我買一本新詞典已有一星期了。They have come here for two days.They have been here for two days.他們來這兒已經(jīng)兩天了。他們來這兒已經(jīng)兩天了。He has joined the League member for two years.He has been a League member for two years.他已入團(tuán)兩年了。他已入團(tuán)兩年了。The man has been dead fo

6、r several years.The man has died for several years.這個(gè)人已經(jīng)死了幾年了。這個(gè)人已經(jīng)死了幾年了。 have to “不得不不得不;必須必須”, + 動(dòng)詞原形。例動(dòng)詞原形。例如如: My pen is broken. I have to buy a new one. 我的鋼筆壞了我的鋼筆壞了,我不得不買一支新的。我不得不買一支新的。 have to有人稱、數(shù)和時(shí)態(tài)的變化有人稱、數(shù)和時(shí)態(tài)的變化,其第三人其第三人稱單數(shù)形式為稱單數(shù)形式為has to,過去式為過去式為had to。例。例如如: His mother is ill, so he has

7、to stay at home to look after her. 他媽媽病了他媽媽病了,他得呆在家里照顧她。他得呆在家里照顧她。 Jack said he was so busy last night that he had to work till11oclock. 含有含有have to, has to, had to的句子需分別的句子需分別借助助動(dòng)詞借助助動(dòng)詞do, does, did構(gòu)成疑問句和否構(gòu)成疑問句和否定句。例如定句。例如: Joe has to go home now. Does Joe have to go home now? Joe doesnt have to go

8、 home now. Joe has to go home now, doesnt he?Put the following sentences into English.A: 火車已經(jīng)開走了火車已經(jīng)開走了. B: 什么時(shí)候開走的什么時(shí)候開走的? A: 半個(gè)小時(shí)之前開走的半個(gè)小時(shí)之前開走的.A: 這本書我已經(jīng)買了兩年了這本書我已經(jīng)買了兩年了. B: 你在哪兒買的你在哪兒買的? A: 在我老家買的在我老家買的.A: 你看過這部電影嗎你看過這部電影嗎? B: 看過看過. A: 什么時(shí)候看的什么時(shí)候看的.1. B: 上周星期天看的上周星期天看的.A: The train has left.B: When did it leave.A: It left half an hour ago.A: have you seen the film?B: Yes, I have.A: When did you see it?B: I saw it last Sunday.A: Ive had the book for tw