英语人教版八年级下册初中英语语法动词时态复习课件.pptx

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1、,Tenses in English 英语时态,学习目标： 能初步掌握初中英语中的6种时态,想一想：,用play的正确形式填空：1.He _ basketball every day.2.He _ basketball now.3.He _ basketball tomorrow.4.He _ basketball yesterday.5.He _ basketball at three yesterday afternoon.6.He _ basketball for three years.h,初中阶段8种时态：一般现在时现在进行时一般将来时一般过去时过去进行时 现在完成时过去完成时（暂时

2、不做要求）过去将来时（暂时不做要求）,一、一般现在时:表示经常反复发生的动作. e.g. They often spend their holidays in the south. 常搭配的时间状语: always often usually sometimes seldom(很少） never from time to time every day every . once a week 2.表示状态: e.g. He is busy at the moment.3. 表示客观真理,谚语,格言. e.g. The sun rises in the east.,4. 用与时间或条件状语从句中,

3、 代替一般将来时: e.g. I will be happy if you come. We will go when he comes. 二、现在进行时表示说话时正在进行的动作. e.g. He is playing basketball.2. 表示目前一阶段正在进行(但说话时不一定在进行)的动作: e.g. We are preparing for an exam these days.,一般现在时与现在进行时的区别进行时强调动作正在进行,而现在时强调动作的经常和反复,或特征,这类动作没有时间性的.某些表示感官知觉的动词如: see, hear, smell, taste等表示感觉,用一般

4、时,不用进行时.e.g. Can you see a plane in the sky? 注意:1) feel 可以用一般时和进行时表示说话时的感觉: e.g. How are you feeling today? I feel tired. 2) see, hear 有相应表示动作的动词 look at / listen to , 这些词可以用进行时 比较: Can you see a map on the wall? He is looking at a map on the wall.,3. 有些表示状态或心理感觉的动词一般不用现在进行时,而用一般现在时表示状态或感觉,如 love, l

5、ike, hate, want, need, wish, know(知道), understand(懂得), remember(记得), believe, mean(意味着), think(认为), feel(认为), fit(合适), find(认为), show(表明), have(有) e.g. I know you are right. I want to visit them tomorrow. He likes English.,当堂训练:Water _(freeze结冰) at the temperature 0.The air _( keep ) moving all the

6、time.The town _( lie) to the west of the hill.I _( believe) you are right.- _ my son _ (work) hard this term? - Oh, yes, he _(try) his best now.6. _ the hat _ (fit合适) me well?7._ they _(clean)the classroom now?,freezes,keeps,lies,believe,Is working,is trying,Does fit,Are,cleaning,三、一般将来时：相对于讲话时间将要发生

7、的动作或情况常用的时间：tomorrow ，next week ， the day after tomorrow ，soon in the future ，in+一段时间 .Eg. 1) She will go to the park tomorrow. 2) I will return home next week.3)- What are you going to do this evening?- I am going to do my lessons.,四、 一般过去时 表示过去某一具体时间发生过的动作. e.g. I did my homework last night. 注意: 1

8、)有时句中虽然没有表示确定过去时间的状语, 但根据上下文情景可以推断出是过去发生过的动作,此时也应用一般过去时 e.g. I was sorry to learn of your illness. I didnt know he was your father. 2)描述已故之人的动作或状态用一般过去时. e.g. Edison invented the electric light.2. 表示过去经常反复发生的动作. He often swam when he was young.3. 表示主语过去的状态或特征. e.g. It was rainy last week. He was a t

9、axi driver many years ago.,练一练： 1. What happened to Mary? - She_ (fall) off her bike and _(hurt)herself 2. Sam _( live) in the small town for five years during the war. 3. It has been 3 years since I _(see) you last time. 4. He wont tell us where he _(get) the book.,fell,hurt,lived,saw,got,五、 过去进行时

10、表示过去某一时刻正在进行的动作. e.g. He was doing shopping this time yesterday. We were having a discussion at that time.2. 表示过去某一阶段正在进行的动作. e.g. Peter was playing chess the whole afternoon yesterday. We were having a meeting from nine to eleven yesterday.3. 用与 when, while, as引导的表示过去的从句: (注意,这样的动词必须可以持续) e.g. Whil

11、e I was watching TV, the telephone rang.,As we were leaving, some of our friends arrived. When we were playing on the playground , it began to rain. 过去进行时与一般过去时的区别: 过去进行时强调过去某时刻或阶段动作的进行, 不表明动作的完成, 而一般过去时表示过去某动作已发生,表明动作已完成.e.g. He was writing a composition last night.(作文不一定完成) He wrote a composition

12、last night.(作文肯定写完了),六、 现在完成时构成： 助动词have / has + 动词的过去分词用法： 1. 表示某一个动作对现在的影响和结果。e.g. I have already finished my homework. They have bought a new house. 常用的时间状语：already, just, yet 2. 表示从过去某一时间开始，一直持续到说话时，而且动作还在延续， 常与 “ for+ 时间段 ” 或 “ since + 时间点 ” 的时间状语连用。e.g. We have learned English for five years/s

13、ince 2012. He has taught here since he came here.,III. 现在完成时与一般过去时的区别： 1) 完成时强调过去发生的动作的结果和影响；而一般过去时强调动作发生的时间，地点，方式等，与现在没有联系。e.g. I have just had breakfast. I had breakfast five minutes ago. (时间） I have finished my homework. I finished my home at home. （地点） 2）现在完成时表示的持续状态强调持续到说话时为止， 与现在有联系， 而一般过去时表示的

14、持续状态强调过去某段时间的经历， 与现在没有联系。,e.g. The Greens have stayed in China for a year. The Greens stayed in China for a year during the war. I have learned computer for some time. I learned computer for some time while I was in Beijing.,分析比较,I saw this film yesterday. （只说明动作发生在过去。） I have seen this film. （强调对现在

15、的影响，电影的内容已经知道了。） She has returned from Paris.（她已从巴黎回来了。） She returned yesterday. （她是昨天回来的。） He has been in the League for three years. (在团内的状态可延续) He joined the League three years ago. ( 三年前入团，joined为短暂行为。),想一想：现在你会做了吗？,用play的正确形式填空：1.He _ basketball every day.2.He _ basketball now.3.He _ basketball

16、 tomorrow.4.He _ basketball yesterday.5.He _ basketball at three yesterday afternoon.6.He _ basketball for three years.h,plays,is playing,will play,played,was playing,has played,小结1：常见时间搭配时态,1.一般现在时：always,often,usually,every day,on weekends2.现在进行时：look,listen,now3.一般将来时：tomorrow,next week,in the fu

17、ture,in three days4.一般过去时：yesterday,last week,in 20005.过去进行时：at ten yesterday morning6.现在完成时：already,yet,for 3 years,since 2000,小结2,六种动词时态结构对比,常用的六种时态,一般,现在,过去,现在时：谓语动词用原形或单三形式过去时：谓语用动词的过去式将来时：谓语用will/shall(一人称)/be going to+动词原形,进行时：谓语用am/is/are +动词现在分词完成时：谓语用have/has +动词的过去分词,进行时：谓语用were/was +动词的现在

18、分词,( ) 1、 -_ they often _ these old men? -Yes, they_. A. Do; help; are B.Are; helping; are C. Do; help; do D. Are; helped; are,( ) 2、 They usually_TV in the evening. A. watch B. will watch C. are watching D. watches ( ) 3、The sun _ in the east and_ in the west. A. raises; set B. rise; sets C. rises;

19、 sets D. rises; set,练习一,C,A,C,( ) 1 、_ you _ your homework now? A. Do; doing B. Are; doing C. Were; doing D. Does; do ( ) 2、 _ your mother _ shopping at the moment? A. Are; doing B. Is; going C. Is; taking D. Are; taking ( ) 3、 _ the children _ the radio? A. Is; listening B. Is; listening to C. Are;

20、 listening to D. Are; listening,练习二,B,B,C,( ) 1. Look at the clouds. _. A. Its going to rain B. Itll be raining C. It will be rained D. If it rains,( ) 2.There_ two English films next week. A. is going to be B. are going to have C. will have D. are going to be( ) 3. There is going to_ a volleyball m

21、atch on our school playground. We are going to_ a volleyball match at six this evening. A. have; be B. be; have C. be; be D. have; have,练习三,A,D,B,( ) 1、 _ here and ask him about it yesterday? A. Did you come B. Would you not go C. You didnt come D. Arent you go( ) 2 、_ he _ a good time last Sunday?

22、A. Were; were B. Did; do C. Did; has D. Did; have( ) 3、 The students hardly studied the English language, _ they? A. did B. didnt C. were D. werent,练习四,A,D,A,( ) 1 _the Blacks _TV at seven yesterday? A. Did; watch B. Are, watching C. Were; watching D. Do; watch ( ) 2 The scientist_ a walk in his gar

23、den at four last Sunday. A. was taking B. would take C. took D. was taken ( ) 3 What_ from nine to ten last night? A. did you do B. had you done C. have you done D. were you doing,练习五,C,A,D,( ) 1 _ you _ the novel that I lent you last week? A. Did; finish B. Have; finished C. Are; finished D. Do; finish ( ) 2 He _ in our school for 20 years and he _ here in 1977.A. has taught; came B. has taught; has comeC. taught; came D. has teached; has came,练习六,B,A,