Unit8-10现在完成时

1、主语主语+have / has done sth. “已经做了某事已经做了某事” (动词的过去分词动词的过去分词) read read read 肯定句肯定句:I have read this book. 否定句否定句:I have not (havent) read this book . 一般疑问句一般疑问句:Have you read this book yet?肯定肯定/否定回答否定回答:Yes, I have. / No, I havent. 是构成现在完成时的助动词是构成现在完成时的助动词,同时也要利用同时也要利用这两个助动词来构成否定句和疑问句。这两个助动词来构成否定句和疑问句。

2、do (does)did-doneeat ate - eaten他已经吃了早餐了。他已经吃了早餐了。He has eaten breakfast .He hasnt eaten breakfast .Has he eaten breakfast ?Yes, he has. / No, he hasnt.一一.动词的过去分词的动词的过去分词的规则变化规则变化。二二.过去式和过去分词的过去式和过去分词的不规则变化。不规则变化。P136 1. 一般在动词词尾直接加一般在动词词尾直接加ed。 walk walked walked; 2. 以不发音的以不发音的e结尾的动词后面加结尾的动词后面加d。 ho

3、pe hoped hoped; 3. 以以“辅音字母辅音字母 + y”结尾的动词，变结尾的动词，变y为为i，再加，再加-ed。 study studied studied;4. 词尾只有一个辅音字母的重读闭音节动词，要双写词尾只有一个辅音字母的重读闭音节动词，要双写 辅音字母，再加辅音字母，再加-ed。 stop stopped stopped; 1. find found found 2. make made made 3.bring brought brought 用法一：用法一： 表示过去发生或已经完成的某一动作表示过去发生或已经完成的某一动作 对现在造成的影响或结果。对现在造成的影响或

4、结果。 Have you had your lunch yet? Yes, I have. Ive just had it. (现在我不饿了。现在我不饿了。)现在完成时的常见标志词现在完成时的常见标志词: already, yet, just, ever, never, before,次数，次数， so far “到目前为止到目前为止”；recently 最近最近 in the last/past 10 years “在刚刚过去的在刚刚过去的10年里年里” 1.She has already finished her homework. (已经已经) She has finished her

5、homework already. 2.I havent had lunch yet. (还还,尚尚,仍然仍然,已经已经) Have you had lunch yet? 3.He has just had lunch.(刚刚刚刚) 4.They have ever seen this movie. (曾经曾经) 5.I have never eaten this kind of fruit.(从不从不,绝不绝不) 6.I have met Cao Wenxuan before. (以前以前) 7.She has read this book twice. (两次两次) 8.She has l

6、earnt 3000 English words so far.9.Dongguan has changed a lot in the last/past 10 years.10.I havent seen her recently. 现在完成时的常见标志词现在完成时的常见标志词: already, yet, just, ever, never, before,次数，次数， so far “到目前为止到目前为止”；recently 最近最近 in the last/past 10 years “在刚刚过去的在刚刚过去的10年里年里” 1.She has already finished her

7、 homework. (已经已经) She has finished her homework already. 2.I havent had lunch yet. (还还,尚尚,仍然仍然,已经已经) Have you had lunch yet? 3.He has just had lunch.(刚刚刚刚) 4.They have ever seen this movie. (曾经曾经) 5.I have never eaten this kind of fruit.(从不从不,绝不绝不) 6.I have met Cao Wenxuan before. (以前以前) 7.She has r

8、ead this book twice. (两次两次) 8.She has learnt 3000 English words so far.9.Dongguan has changed a lot in the last/past 10 years.10.I havent seen her recently. 翻译句子翻译句子1.我已经完成了作业。但我弟还没完成他的作业。我已经完成了作业。但我弟还没完成他的作业。 I have already finished my homework. But my brother hasnt finished his homework yet.2.我已经看

9、过那部电影了。我已经看过那部电影了。 但我的妈妈还没看。但我的妈妈还没看。 I have already seen the movie. But my mother hasnt seen it yet.3.我刚吃了早餐。我不饿。我刚吃了早餐。我不饿。 I have just had/eaten breakfast . Im not hungry.see saw - seenhave/has had had; eat ate-eatenfinish finished - finished4.我看过我看过西游记西游记很多次。很多次。5.你看过这部电影吗？是的，我看过。你看过这部电影吗？是的，我看过

10、。 I have read Journey to the West many times.Have you ever seen this movie? Yes, I have.用法二：用法二： 表示动作或状态从过去某一时刻开始，一直表示动作或状态从过去某一时刻开始，一直延续到现在，而且可能还要继续下去。必须延续到现在，而且可能还要继续下去。必须和和延续性动词延续性动词连用，如果是连用，如果是短暂性动词短暂性动词，要要转换成延续性动词。转换成延续性动词。以下标志词要跟延续性动词连用：以下标志词要跟延续性动词连用： since +过去时间点过去时间点/一般过去时的句子一般过去时的句子 for +一

11、段时间一段时间 how long 1.自从自从2002年以来我就住在东莞了。年以来我就住在东莞了。 I have lived in Dongguan since 2002. 2.她自从出生以来就已经住在东莞了。她自从出生以来就已经住在东莞了。 She has lived in Dongguan since she was born. 3.我已经在东莞住了我已经在东莞住了16年了。年了。 I have lived in Dongguan for 16 years. 4.你在东莞住了多久了？你在东莞住了多久了？ How long have you lived in Dongguan? 1.buy

12、2.borrow 3.die 4.begin/start 5.leave6.become 7.join8. come to/go to/arrive in(at)/reach/get to/move to9.open10.close havekeepbe deadbe onbe away frombebe in / be a member of be in be open be closed 当现在完成时的句子中出现一段时间如当现在完成时的句子中出现一段时间如_，_和和how long时时,不能用不能用短暂性动词，而要转换成相应的延续性动词。短暂性动词，而要转换成相应的延续性动词。for+一段

13、时间一段时间since+一般过去时句子一般过去时句子/过去时间点过去时间点 have been to 与与 have gone to (1) I have been to Beijing. (2) Where is he? He has gone to Beijing. _曾经去过某地，现在不曾经去过某地，现在不在那里，已经回来了。在那里，已经回来了。_去了某地，还没回来或在去了某地，还没回来或在路上，可能还在那里。路上，可能还在那里。 have been tohave gone to1.Where is John? He _ the science museum. A. has gone t

14、o B. has been to C. went to2.Where is my sister, mum?She _ to the library. She will be back soon. A. has been B. is going C. has gone D. will goAC3.May I speak to Lin Tao? Sorry, he is not in. He _ to Changsha. A. has been B. has gone C. wentB翻译句子翻译句子 1. Have you ever been to Beijing? Yes, I have. 2

15、. Have you ever been to HongKong? No, I havent. 3. I have never been to Japan. 4.My brother has been to Happy valley three times. 5. My father has gone to Shanghai . He is coming back next Monday. 6. Where is Tom? He has gone to the library.默写1.你已经读了小妇人了吗？ 是的，不，我没有。2. Tina已经读了金银岛了吗？是的，她读了。她认为它很棒。3. 你已经决定了要写哪一本书吗？是的，我是。我已经读完了它。它真的很好。1. Have you read Little Women yet? Yes, I have./ No, I havent. 2. Has Tina read Treasure Island yet? Yes,