現(xiàn)在完成時用

1、現(xiàn)在完成時現(xiàn)在完成時he is full .he has had a big breakfast.1.過去某一時間點發(fā)生的動作對現(xiàn)在產(chǎn)生影響。過去某一時間點發(fā)生的動作對現(xiàn)在產(chǎn)生影響。功能：功能：2.過去某一時間點發(fā)生的動作持續(xù)過去某一時間點發(fā)生的動作持續(xù) 到現(xiàn)在或還將持續(xù)下去。到現(xiàn)在或還將持續(xù)下去。have / has + done 助動詞助動詞 （可以幫助（可以幫助構(gòu)成肯定、疑問和構(gòu)成肯定、疑問和否定句）否定句）1.he has cleaned his room. (寫一個一般疑問句）寫一個一般疑問句）has he cleaned his room?2. she has lived in l

2、ondon for four years. (劃線部分提問）劃線部分提問）how long has she lived in london?3. he has been to china, _ _? （寫出反義疑問句部分）（寫出反義疑問句部分）hasnt he 4. they have come back from work. (寫否定句）寫否定句）they havent come back from work. what are the key words for the present perfect tense?a: _ your brother _ his homework yet?

3、(finish)b: yes, he s already done it.has finished yet already 注意：注意：already 用于肯定句，用于肯定句， yet 用于疑問句和否定句中用于疑問句和否定句中a: _ you ever _ to the park? ( be )b: no, never. have been yet already ever never 注意：注意： ever 曾經(jīng)曾經(jīng) 用于疑問句中用于疑問句中 never 從不從不 帶有否定意義帶有否定意義i _ just _ the desk, you can take it to your classro

4、om . (mend )have mended yet ever never just already just 剛剛剛剛 與現(xiàn)在完成時連用與現(xiàn)在完成時連用 一般置句中一般置句中just now 剛才剛才 與一般過去時連用與一般過去時連用tom _ in the factory since he left school ten years ago. (work )has worked yet ever never since already since 后面帶后面帶過去時間過去時間或或有一般過去時有一般過去時的句子的句子a: how long _ you _ in this school? (

5、teach )b: for 6 years. have taught yet ever never since for already + 一段時間一段時間we _ only _ 100 trees so far. (answer ) have planted yet ever never since for just already so far 到目前為止到目前為止 yet ever never since for just before already so far in the past 10 years twice 也可以是其他表示次數(shù)的詞也可以是其他表示次數(shù)的詞how long h

6、e has bought the book. he has bought the book for a week. he has had the book for a week. buyhavecome /go/get tobe injoin be inbe a memberleave be away borrow keep begin be on finish be over die be dead reture be back she has bought the computer for two years.hadbuyhave/has hadhow long have you come

7、 to the united states？ been income tohave/has been inbuyhave/has hadann has gone to china since three months ago.been income tohave/has been inbuyhave/has hadgo tohave/has been inmy brother has joined the army for five years. been inbeen a soldier come tohave/has been inbuyhave/has hadgo tohave/has

8、been ingot tohave/has been injoin have/has been inhave/has been a soldier i have left shanghai for 3 days. been away for 3 days. come tohave/has been inbuyhave/has hadgo tohave/has been ingot tohave/has been injoin have/has been inhave/has been a soldier leave have/has been away i have borrowed the

9、dictionary since 3 days ago . kept come tohave/has been inbuyhave/has hadgo tohave/has been ingot tohave/has been injoin have/has been inhave/has been a soldier leave have/has been away borrow have/has kept the film has begun for 10 minutes. been on come tohave/has been inbuyhave/has hadgo tohave/ha

10、s been ingot tohave/has been injoin have/has been inhave/has been a soldier leave have/has been away borrow have/has kept begin have/has been on the concert has finished for half an hour. been over come tohave/has been inbuyhave/has hadgo tohave/has been ingot tohave/has been injoin have/has been in

11、have/has been a soldier leave have/has been away borrow have/has kept begin have/has been on finish have/has been over his dog has died for two years . been dead come tohave/has been inbuyhave/has hadgo tohave/has been ingot tohave/has been injoin have/has been inhave/has been a soldier leave have/h

12、as been away borrow have/has kept begin have/has been on finish have/has been over die have/has been dead 只用于第三人稱只用于第三人稱 have known knew saw have lost have did move lived did has finished see saw he _(work) in our school for one year.he _(come) to our school last year/in 2002.they _(cook) the supper

13、 already.they _ (cook) the supper half an hour ago.2. the famous writer _ one new book in the past two year . . is writing .was writing .wrote .has written3.our country _ a lot so far . yes . i hope it will be even _ . . has changed ; well . changed ; good . has changed ; better . changed ; better 4.harry potter is a very nice film .i_ it twice . . will see . have seen . saw .see1. have you met mr li _？ . just b. ago .before . a moment agoc5. these farmers have been to the united states . really ? when _ there ? .