Unit 10 I've had this bike for three years Section A-2(单元复习)课件.ppt
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- Unit10I vehadthisbikeforthreeyearsSectionA 单元 复习 课件 下载 _八年级下册_人教版(2024新)_英语_初中
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1、Ive already had dinner. 2. He has just finished his homework. 3. Mums cooked the dinner.4. Susans learned English at school.,Have you already had dinner?,Has he just finished his homework?,Has mum cooked the dinner?,Has Susan learned English at school?,一 把下列句子改为一般疑问句。,二 选用for和since填空:1.We havent see
2、n each other _ a long time.2.His father has been in the factory _ 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,for,since,for,since,for,since,三 动词填空:1._ you _(clean
3、) the room? Yes, we _(do) that already. When _ you _(do) it? We _(do) it an hour ago.2._ he _(see) this film yet? Yes. When _ he _(see) it? He _ it last week. 3. How many times _you _( come) here? Once.,Have,cleaned,have done,did,do,did,Has,seen,did,see,saw,have,come,4. I _ (read) the novel twice. I
4、ts interesting.5. She _ (go) to Pairs, hasnt she? Yes. How _ she _(go) there? She _(go) there by air.6. So far, many countries _(develop) their software programs.7.Mr Chen _(give) up smoking last year.8._ you ever _(ride) a horse? Never.9.He _( keep) the book since two days ago.,have read,has gone,d
5、id,go,went,have developed,gave,Have,ridden,has kept,for 和 since 在现在完成时中的应用,for与since都能与现在完成时连用,但区别较大:(1)for后须接“时间段” He has studied English for five years. 他学英语5年了。(2)since后须接“时间点” He has studied English since 1999. 他从1999年开始学英语。,(3)二者可以转换 for + 一段时间 = since + 一段时间 + ago He has been here for five wee
6、ks.= He has been here since five weeks ago. 他到这儿已经有五个星期了。,如:He has taught here since he came to China.自从他来到中国就在这儿教书。We have been friends since we met in school.我们从在学校见面起就成为了好朋友。,(4) since能引导时间状语从句(主句用现在完成时,从句用一般过去时),而for则不能。,(6)均须与延续性动词连用,也可以与非延 续性动词的否定式连用。如:I have bought this computer since four ye
7、ars ago. ()I have had this computer since four years ago. ()I havent bought anything for two months.( )I havent heard from him for 3 weeks. (),非延续性动词和延续性动词的转换,leave be away borrow keepbuy have begin/start be ondie be dead finish - be overopen sth keep sth open fall ill be ill,get upbe up, come here
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