【正文】 two hours ago. have lived has worked has taught has slept 一、 since短語或從句表示過去的動 作延續(xù)至今， since之后的時間為一點。 We have known each other for twenty years. 我們認(rèn)識有二十年了。 Did you see Joan just now? 你剛才看到瓊了嗎？ Have you heard from your family lately/recently? 你最近收到家人的來信了嗎？ 四、 ever和 never也是現(xiàn)在完成時常見的時間狀語。 五、 already和 yet常見于現(xiàn)在完成時中，有“已經(jīng)”之意?！? “不，還沒有開走。 一般過去時，僅僅表示在過去某一時刻曾發(fā)生過這一動作，與現(xiàn)在無關(guān)。） 一般過去時與現(xiàn)在完成時有一些明顯的時間狀語。 1. 一般過去表達： – I borrowed the book three weeks ago. 2. 用現(xiàn)在完成時態(tài)表達 (用延續(xù)性動詞 ) – I have kept the book for three weeks /since three weeks ago. 3. 用 it is …since –從句 (用終止性動詞的過去式 ) – It is three weeks since I borrowed the book. 他到北京已經(jīng)有三天了。 He has gone to Shanghai. ___________ (wait) for an hour. _______________(not finish) the work yet. 3. ______ you ______ (know) him since then? ___________ (not hear) from my brother for a long time. ___________ (be) there many times since 3 years ago. Fill in the blanks with the correct forms of the verbs. has waited haven?t finished Have known haven?t heard have been long __________ you __________ (stay) at home already? 7. He ___________ (not read) the book before. sister ________ (go) to Changchun. She________ (leave) this morning. ___________ (live) in his hometown since he left here. writer ____________ (finish) several storybooks since 1990. have stayed hasn?t read has gone left has lived has finished 把下例句子譯成英語 : 1 南京自 1995年以來發(fā)生了很大的變化 . 2 南京已經(jīng)成為一個現(xiàn)代化的城市 . 3你們在這個鄉(xiāng)村住了多久了 ? 4他結(jié)婚了嗎 ?是的 ,他已經(jīng)結(jié)婚 6年了 . Nanjing has changed a lot since 1995. Nanjing has turned into a modern city. How long have you lived in the village? Has he got married? yes, he has been married for six years. 用所給動詞的正確形式填空 : (mop) the floor already. (not wash) the clothes yet. isn’t here. He _________( go )to the bank. girl __________( not give) it to me yet. and Jill ____ just ____( buy) some flowers. (study) in the school. have mopped have haven?t washed Hass has gone has given have bought have studied studied never______(see) such an interesting film. mother ____ never ____ ( be) to Shanghai before. (have) lunch already. (meet) me yesterday afternoon. first class ________already (begin has begun met has had has been have seen 1 I have already worked out this math problem? (改為否定句 ) I worked out the math problem ____ . 2 He has already finished the book.(改一般疑問句并做回答 ) ___he the book ____? Yes, he . No, he . 4 I have got a book. (改一般疑問句并做肯定和否定回答 ) you a book? Yes, I . No, I . 5 He has got a book. (改一般疑問句并做肯定和否定回答 ) he a book? yes, he .No, he_____. haven’t yet Has finished yet has hasn’t Have got have haven’t Has got has hasn?t 6. Millie has ever traveled to Beijing twice.(改一般疑問句并做肯定和否定回答 ,再改否定句和就劃線部分提問 ) _____Millie ____ ______ to Beijing? Yes, she ____ No. she ____ Millie ____ ____traveled to Beijing. ____ ____ ____ ____Millie ____ to Beijing? 6 You have done your homework, you ?(改為反意疑問句 ) 7 He has never been abroad, he? (改為反意疑問句 ) 8 We have got little milk, we? (改為反意疑問句 ) haven?thasn?t haven?t been How many times has has never hasn?t has Has ever travelled 1. I bo