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1、动词时态复习,一、一般现在时 一般现在时的谓语构成： 1、be动词：am/is/are 2、行为动词： A：动词原形 B：动词+-s (主语为单三),一般现在时的用法： 1.经常发生,反复进行的动作或状态。 2.客观事实或普遍真理。 3.If ; as soon as 等引导的状语从句。 4.当主句是祈使句或含有情态动词时 的从句。 常与下列时间状语连用：often, usually , always, sometimes everyday / week / Sunday,实战演练,1.Jim usually _(have) lunch at home, but sometimes he _
2、(have) it at school. 2.Ill tell him the news as soon as he _(come) back. 3. If it _ (not rain) tomorrow, well go to the zoo. 4. Dont get off the bus until it_(stop). 5. You may go out to play when you _(finish) your homework.,has,has,comes,doesnt rain,stops,finish,6. The teacher told us that the ear
3、th _(travel) round the sun. 7. -Do you know if we _(go) to the cinema tomorrow? -I think well go if we _ (not have) too much homework. 8. She watches TV twice a week. _ _ does she watch TV?,travels,will go,dont have,How often,二、现在进行时 现在进行时的谓语构成： am/is/are +动词ing 现在进行时的用法：表示说 话时或现阶段正在进行或发 生的动作，,常与时间状
4、语now, this week, these days 等连用。另外，我们还要注意 句中的隐含条件（如：look, listen, Its nine oclock等）。如： Look !The students are doing their homework. Listen ! Someone is singing in the next room. Dont go out ! Its raining hard outside.,有些动词如come, go, leave, begin, 等的现在进行时可以表示预定的或即将发生的动作,句中常有表示将来的状语: Im leaving on Sun
5、day morning. Jim is coming here this evening.,实战演练,1.Look! Some children _ (play) football on the playground. 2.Listen ! Someone _ (play) the piano in the room. 3.The students of Class Two _ (work) on the farm now. 4.Be quiet ! Your father_ (sleep). 5.Dont go out ! It _ (rain ) hard outside.,are pla
6、ying,is playing,are working,is sleeping,is raining,三、过去进行时 1、过去进行时的构成： was/were + 现在分词 2、过去进行时的用法： 过去进行时表示过去某一 时刻正在进行的动作，,常用的时间状语有： 1)at this time last night, at 9:00 yesterday 2)when I saw him; while I was watching TV 3)from seven to nine What were you doing this time yesterday? He was drawing an e
7、lephant on the blackboard when the teacher came in.,实战演练,We_( watch) TV when he came to see us. 2. I _ ( draw) a picture at this time yesterday morning. 3. What _ you _ (do) when the teacher came in ? 4. While we _ (talk), the teacher came in.,were watching,was watching,were doing,were talking,四、一般过
8、去时 一般过去时的构成： 动词的过去式 一般过去时的用法： 表示过去发生的动作或状态.,用于一般过去时的时间状语有: yesterday, yesterday / morning /afternoon/evening, last night / week / month / Sunday / just now , half an hour ago等。,实战演练,1. _ you _a good time last Sunday? 2. The headmaster _ (not say) anything at the meeting yesterday. 3. Have you ever b
9、een there? Yes, I _ (go) there last spring. 4.Lily_ (fall) off her bike and _ (hurt) herself last Monday afternoon.,Did have,didnt say,went,fell hurt,5. Its a long time since we _ last. A. meet B. met C. will met D. have met 6. -Have you ever been to the Great Wall ? - Yes, I _ there last spring. A.
10、 go B. have gone C. will go D. went,B,D,5. Mr. Li invited her to the party. （改为一般疑问句） _Mr. Li _her to the party? 6 They asked the teacher a question. （改为否定句） They_ _the teacher a question. 7.He said nothing at the meeting. (同义句) He _say _at the meeting.,Did,invite,didnt ask,didnt anything,8. Tom wat
11、ched TV for two hours. (对画线部分提问） _ _ _Tom _TV? 9. She helped me do some cleaning. (对画线部分提问） _ _She _ you_ ? 10.They knew everything only after you told them.(同义句) They knew _ _ you told them.,How long did,watch,What did,do,help,nothing until,五、一般将来时 1、一般将来时的构成： 1）will + 动词原形 2）am(is,are) going to +动
12、词原形 2、一般将来时的用法：一般将来时表示将要 发生的动作或存在的状态，常与表将来的时 间状语连用。如: tomorrow, today, tonight , next spring/ week/ month/ year What will you do next week? Well only stay for two weeks.,实战演练,1. There_ (be) an English film on TV tonight. 2. _we_( go) to the park next Sunday? 3. He _ (not go) home until he finishes h
13、is homework. 4.What _ you _(do) next Sunday? 5. I _ ( be) free tomorrow morning.,will be,Shall go,wont go,will do,Will be,6.There is going to _ a meeting next week. A. be B. have C. is D. has 7.-I dont know if it _ tomorrow. -If it _, well stay at home. A. will rain ; rains B. rains ; rains C. will
14、rain ; will rain D. rains ; will rain,A,A,六、现在完成时,1.现在完成时的构成： 助动词have (has) + 动词的过去分词 注：has 用于第三人称单数，have 用 于其他所有人称。,2现在完成时的用法： （1）现在完成时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。通常与表示包括现在在内的时间副词just ，already, before, yet, never, ever等状语连用。,（2）现在完成时表示过去已经开始，持续到现在,也许还会持续下去的动作或状态。可以和表示从过去某一时刻延续到现在（包括现在在内）的一段时间的状语连用。
15、 如:for 时间段和since时间点或时间壮语从句，以及 so far 等。, She has learnt English for 3 years. They have lived here since 1990. 注意：表示短暂时间动作的词，如come , go , die , join, buy等的完成时不能与for, since等表示一段时间的短语连用。,将暂短性动词改为相应的延续性动词或短语和 一段时间连用，其常用的方法有： a.用相应的延续性动词替换的主要有： buy have borrow keep catch/get a cold have a cold get to know know join the
