1、课堂练习-现在完成时1.写出下列动词的过去式和过去分词throw_ come _ read_ buy _take_ sell _hear_ break _go_ teach_2. 用have /has been to和have / has gone to填空 Hi，Lucy_ you ever _ Beijing No，I _ . What about your sister，Lily Oh，she _ _ _Chengdu，she will come back next week.go to school Ok，thanks. Youre welcome.3.(1) She _yesterd
2、ay.She _ already _school.(2)-_Liuxiang _ a gold medal in 2004 Olympic Games Yes,_. _Liu xiang _ a gold medal yet Yes,_.(3)- John _ a book from his teacher in August.-John _ _ a book from his teacher. He is reading the book now. (borrow)4.用 for和since 填空 （1）We havent seen each other _ a long time.（2）H
3、is father has been in the Party_10 years ago.（3）The film has been on _ 20 minutes.（4）Mr Green has worked here _ he came to China.（5）His grandparents have been dead _ several years.（6）Its five years _ we met last time.5.造句并写出同义句。Jerry十年前到达英格兰。非延续性动词arrive in-_=_=_=_Jerry已经到达英格兰10年了。Jerry已经到达英格兰了。6.改错
4、(1) Tom has got up for half an hour.(2) Liu Mei has joined the League for three years.(3) The train has reached the station since 10 minutes ago.(4) The little girl has fallen asleep for four hours.(5) How long have you caught a cold(6) She has got ten letters from her mother since last week.课后练习-现在
5、完成时1.（2016永州）-_you ever _to the Great Wall -Yes，Three times AHas，been BHave，been CHave，gone2.（2016宁夏）-Look!Someone _ the classroom -Well，it wasnt meI didnt do itAis cleaning Bwas cleaning Chas cleaned Dwill clean3.（2016威海）-Is that a new coat -No，I_it for a long timeAboughtBhave bought Chave had 4.（2
6、016福州）-The boy misss his parents very much -So he doesThey _ the hometown for nearly two years Ahave left Bwill leave Chave been away from5.（2016苏州）-Hobo and Eddie the cinema to watch the film Zootopia -Oh，thats why I cant find them nowAhave gone toBhave been to Chas gone to Dhas been to6.（2016武汉）I
7、dont feel very well，JackIm afraid you_me your cold Agive Bhad given Chave givenDwould give7.（2016北京）Its nice to see you againWe each other since 2014 Awont see Bdont see Chavent seen Ddidnt see8.（2016张家界）- you ever the history museum，Paul -NoI havent ADo；visitBDid；visit Chave；visited 9.（2016郴州）Yangj
8、iang，a famous female writer，_for abut a month so far Adied Bhas been dead Chas been died 10.（2016黔南州）Rick_a lot about Chinese culture since he came to China Ahas learnedBwill learn Clearns Dlearned二、用适当形式填空。1. I _ (be) busy these days. I _ (not go) to the cinema for weeks.2. How many units _ you _ (
9、learn) so far3. Lily with her parents _(go) to Sanya . They will be back in five days.4. Alice _(make) several friends since she _ (come) to China.5. _ your brother_(drive) a horse before三、延续性动词和非延续性动词之间的转化 died 10 years ago. - He _ for 10 years / since 10 years ago. 2. He borrowed the book 2 weeks
10、ago. - He _the book for 2 weeks. 3. He bought the motorbike a month ago. - He _the motorbike for a month. 4. He left here 2 years ago. - He _from here for 2 years. 5. The film began 30 minutes ago. - The film _ for 30 minutes. 6. They closed the door an hour ago. - The door _for an hour. 7. He joine
11、d the army last year. -He _ the army for a year. 观察8个句子，总结现在完成时的含义。 you ever won any prizes before have never been to America. have just made a kite. have already been to the moon.5. Have you checked your passports yet havent finished our homework yet. havent seen Tom since last year. have kept this
12、 book for three months.现在完成时含义1.到目前为止发生或完成的动作，表示一种经历或经验。（1）ever， never，so far，once , twice, three times（2）have/has gone to去了某地（说话时某人不在）have/has been to 去过某地（常与ever,never,once,twice 等连用）表示一种经验或经历have/has been in 在某地（与时间段连用，提问时，用how long）2. 过去已经发生的动作，对现在产生的结果或影响。（1）just“刚，就” 肯定句，句中already “已经” 肯定句，句中
13、yet “还” 否定句&一般疑问句，句尾（2）现在完成时与一般过去时相同点：都是发生在过去的动作区别：现在完成时强调对现在产生结果或影响，一般过去时不涉及对现在的影响现在完成时时间状语：just , already , yet , since, for, once 不与过去的时间状语连用一般过去时时间状语：yesterday, last week, ago，in 19903. 动作发生在过去，并一直持续到现在（1）for+时间段 since+时间点（过去）（2）现在完成时中，和一段时间连用，应该使用延续性动词常见的非延续性动词与延续性动词的对应关系如下open-be open die-be d
14、ead close-be closed become-be borrow-keep begin/start-be on put on-wear , be on leave-be away (from) buy-have sleep /fall asleep-be asleepend/finish-be over catch a cold-have a cold come backbe back get up-be upcome/go/arrive/get/reach/move-be in/at go to bed - be in bedjoin the army-be in the army/ be a soldier go out -be out join the Party-be in the Party /be a Party member
