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1、Welcome back to school!,Lets enjoy learning English this term! I believe you can learn English well!,时态复习,1.一般现在时 一般现在时表示现在的一段时间内经常发生的动作或存在的状态。其谓语动词第三人称单数要在词尾加-s或-es，其余用原形。与它形影不离、亲密无间的频度副词和时间状语有often, always，sometimes, usually, every day(week, month,year)等。,结构：主语+ do/单三+does否定：主语+ dont+do /主语+doesnt
2、 +do一般疑问句： Do +主语+ do ？/Does+主语+do？,用法点击,1)表示现在存在的习惯、经常发生的动作或存在的状态。如： Lucy works very hard. I get up at six. 2)表示客观真理或事实。如： The earth moves around the sun. The light travels faster than the sound.,3)表示按计划、安排将要发生的动作。这时的谓语动词一般是一些表示位置转移或有开始意义的词。例如： The meeting starts at seven tomorrow. 4)在here, there开头
3、的句子中，常用一般现在时取代现在进行时。如： There goes the bell! There comes the bus.,2.现在进行时,概念解说 表示现在正在进行的动作。其构成形式是：am / is / are + doing 常与now,listen,look,at this time ,at this moment 用法点击 1)表示现在(说话瞬间)正在进行或发生的动作。如： What is he doing in the next room at the moment?,2)表示当前一段时间或现阶段正在进行的动作。如： Mr. Green is writing some let
4、ters these days. 3)表示按计划即将发生的事情，常与go, come, leave等词连用。如： The plane is leaving for Beijing soon. 4)现在进行时与always连用，还可表示赞叹、厌烦、表扬、批评等不同情感。如： Joy is always helping others. (表扬),3.一般过去时,概念解说 表示过去发生的动作或存在的状态，讲述过去的事实。与一般过去时不见不散的close friends有yesterday, the day before yesterday, last year / month / night / w
5、eek, just now, a moment ago,two days ago, then, in 1999 / 1988等。 用法点击 1)表示过去发生的动作或存在的状态。如： John had a birthday party last Monday.,2)表示过去连续发生的一连串动作。如： Mother went to a bookshop and bought an English dictionary for me this morning. 3)表示过去某一段时间内经常、反复发生的动作。如： When I was young, I always played football a
6、fter school.,4.一般将来时,概念解说 一般将来时表示在将来某一时间将要发生的动作或存在的状态，也可表示将来某一段时间内经常发生的动作或存在的状态。它常与表示将来的时间状语如soon, tomorrow, next week, in a few days(in+一段时间）, the day after tomorrow等合作。 用法点击 1)表示将来的动作或状态。如： I will make a toy ship for my brother tomorrow. 2)表达说话人的某一种意愿,多用will一词。如： Tom isnt a good boy and I will not
7、 help him.,相关链接 一般将来时除了借助于助动词will和shall之外，还有其它一些表达方式： 1) be going to表示根据现有的各种因素，推断将要发生的事情,或按计划安排、主观打算将要做的事。如： What are you going to do the day after tomorrow? 2)用be to +动词原形，表示就要，指计划要做的事情。如： We are to climb that hill this afternoon. 3)用be about to +动词原形,表示即将发生的动作。如： I was about to go to bed when he
8、called me up.,5. 过去进行时态(The Past Continuous Tense),表示过去某一时刻或某一时间段正在发生的动作。,at this time,at that time, at this moment,yesterday, when,while,at+(具体时间）,etc,动词构成：,was/were+V-ing,否定构成:,was/were+not+V-ing,一般疑问构成:,Was/were +sb./sth.+ V-ing?,常用时间状语：,6. 现在完成时态(The Present Perfect Tense),1、发生在过去的动作且对现在仍有影响 的动作
9、,强调对现在的影响.,常用的时间状语有:,already, yet, never,ever, just, before,once,twice,etc,2、从过去一直延续到现在的动作,常用的时间状语有:,for,since,so far,in the past few years,etc,动词构成:,have /has +done,否定形式:,have/has+not+done,一般疑问:,Have/Has+sb./sth.+done,概念：表示过去发生的动作持续到现在，还可能延续到将来。 结构： 主语+have/has been doing 否定形式：主语+havent/hasnt been
10、doing 一般疑问句：Have/Has+ 主语+been doing?,7.现在完成进行时,常用的时间状语有：for+时间段 since+ 时间点/过去时态的句子,2. If you dont hurry, you _(be) late for school.,3.Its nine oclock. The students_ (have) classes.,4. Who _(dance) best in your class?,5. When we got to the station, the train_ (leave)already.,will be,are having,dances
11、,had left,Practice,1.I hear your sister _(be)to Japan twice. And she _(come)back last year.,has been,came,6. It _(take) me two hours to finish my homework last night.,took,7. Ithinkhe_(be)backinaweek.,will be,8._you_(have)agoodtime atthecinemalastnight?,Did,have,9. My father _(work) in the factory s
12、ince 1998.,has worked,10. What _you _(do) when I called you last night?,were,doing,Further Exercises 1.Look!The dog _(run)after a boy. 2._you ever _(see)the film? 3.He _ (work) on the farm for two years. 4.Look at the boys , what (be ) they doing ? 5. On Sunday I usually ( play ) basketball . 6. We
13、(have ) a good time last night. 7. Listen ! A boy is ( sing ) an English song. 8. Hurry up! The train _ in five minutes A. leaves B. will leave C.leave D. leaving 9. All the students _ trees next week. A. are planting B. planted C. plant D. will plant,is running,Have,seen,has worked,are,play,had,sin
14、ging,B,D,- Has he seen this film ? - Yes. He _ it several days ago. A. saw B. has seen C. had seen D. was seeing 11.There _ an English film next week. A. is B. be C. are D. is going to be 12. Who _ you just now? Is it Mr Hu? A. call B. calling C. calls D. called 13. The old worker _ in our factory for ten years. A. had worked B. has worked C. worked D. works 14. - _ have you been away from your hometown. - For two years. A. how long B. how many time C. how soon D. how often 15. She _ to the cinema with her classmates tomorrow evening. A. will go B. goes C.went D. go,A,D,D,B,A,A,
