1、Welcome to our Class!,Tenses Review,How many tenses have we learnt ? What are they ?,1、The Simple Present Tense （一般現(xiàn)在時）,2、 The Simple Past Tense （一般過去時）,3、 The Simple Future Tense （一般將來時）,5、 The Present Continuous Tense （現(xiàn)在進行時）,6、 The Past Continuous Tense （過去進行時）,7、The Present Perfect Tense （現(xiàn)在完成時）

2、,8、The Past Perfect Tense （過去完成時）,4、 The Past Future Tense （過去將來時）,八種時態(tài)的用法和構(gòu)成,The Present Simple Tense（一般現(xiàn)在時）,用法：,1、現(xiàn)階段經(jīng)常性、習慣性動作;,2、目前的狀態(tài)；,3、客觀真理。,構(gòu)成：,主語是第三人稱單數(shù)時，作謂語的行為動詞要加詞尾,-s(-es),其他人稱和數(shù)用動詞原形。,常用時間狀語：,often,always,sometimes,every day,on Sunday,例句：,Jack often goes to school by bike.,Guangzhou is 2

3、313 kilometres away from Beijing.,We have five lessons in the morning.,The Past Simple Tense（一般過去時）,用法：,1、過去發(fā)生的動作;,2、過去存在的狀態(tài)。,構(gòu)成：,用動詞的過去式。,常用時間狀語：,yesterday,two days ago,last week,in 1990,例句：,He went to work by bus yesterday.,Han Meimei was in the classroom a moment ago.,The Simple Future Tense（一般將來

4、時）,用法：,1、將來發(fā)生的動作;,2、將來存在的狀態(tài)。,構(gòu)成：,1、助動詞,will(shall) +,動詞原形；,2、am(is,are) + going to,常用時間狀語：,tomorrow,next week,in two hours,例句：,They will (are going to) meet outside the school gate tomorrow afternoon.,The people will not be pleased if you jump the queue.,備注：,一般現(xiàn)在時代替將來時。,在時間狀語從句和條件狀語從句中用,The Future i

5、n the Past（過去將來時）,用法：,從過去某一時間來看將來要發(fā)生的動作或存在的狀態(tài),構(gòu)成：,1、助動詞,would +,動詞原形；,2、was,were + going to,常用時間狀語：,(the) next day,(the) next year,that afternoon,例句：,Linda said that she would (was going to) visit her uncle next Saturday.,He wanted to know if they would go to the mountain village that afternoon.,備注：

6、,常用于賓語從句中,The Present Continuous Tense（現(xiàn)在進行時）,用法：,說話時或現(xiàn)階段正在進行的動作。,構(gòu)成：,am(is,are) +,動詞的現(xiàn)在分詞,常用時間狀語：,now,例句：,Kates parents are working in Canada now.,Look, the child is playing in the street.,備注：,將要發(fā)生的動作。,come,go等動詞的現(xiàn)在進行時形式可表示,The Past Continuous Tense（過去進行時）,用法：,過去某一階段或某一時刻正在進行的動作。,構(gòu)成：,was(were) +,動詞

7、的現(xiàn)在分詞,常用時間狀語：,at four yesterday afternoon,at this time yesterday,表示過去時間的狀語從句,例句：,He was mending his bike at ten oclock yesterday.,The twins were sweeping the floor when the teacher came in.,The Present Perfect Tense（現(xiàn)在完成時）,用法：,1、到現(xiàn)在為止已經(jīng)完成的動作;對現(xiàn)在還有影響。（已完成）,2、從過去開始延續(xù)到現(xiàn)在的動作或狀態(tài)。（未完成）,構(gòu)成：,have(has) +,動詞的

8、過去分詞,常用時間狀語：,already,yet,just,ever,before,these years,since 1990,for ten years,例句：,I have never heard of that before.,The visitor has been here for two days.,Three months have passed since I arrived in Sydney.,備注：,不能和表示過去的時間狀語連用。,The Past Perfect Tense（過去完成時）,用法：,1、到過去某一時間或動作之前已經(jīng)完成的動作;對過去還有影響。,2、從過去

9、某時開始到另一個過去的時間為止的動作或狀態(tài)。,構(gòu)成：,had +,動詞的過去分詞,常用時間狀語：,例句：,We had learned 900 English words by the end of last term.,The train had already left when they got to the station.,When I arrived Kate had just left.,備注：,有時沒有時間狀語，過去時間由上下文表示出來。,by ten last night ,by the end of last year,表示過去時間的狀語,時態(tài)的區(qū)別,一般時態(tài)與進行時態(tài)的區(qū)

10、別,We _ (read) newspapers every day. She _ now _ (read) the newspaper. He _ (sing) well. He _ (sing) a revolutionary song(革命歌曲）.,read,is,reading,sings,is singing,1）一般時態(tài)通常表示經(jīng)常的動作或狀態(tài)，而進行時態(tài)則表示在某一時刻或某段時間正在進行著的動作；,2）一般時態(tài)表示主語的固有特征、能力等，而進行時態(tài)則表示主語在某一時刻或某段時間內(nèi)所進行的具體動作。,一般過去時與過去進行時的區(qū)別,She _ (write) a letter to

11、her friend yesterday. She _ (write) a letter to her friend at nine oclock yesterday evening. She _ (write) a letter to her friend when her mother _ (come) home yesterday evening.,wrote,was writing,was writing,came,一般過去時通常表示過去發(fā)生的一個單純的事實，而過去進行時則表示在過去某一時刻或某段時間正在進行的動作。,現(xiàn)在完成時與一般過去時的區(qū)別,I _ (lose) my pen.

12、Can I borrow yours? She _ (lose) her pen yesterday. 2) My sister _ (see) the film twice. She _ (see) the film last week. A: _ you _ (have) your lunch? B: Yes, I _. A: When _ you _ (have) it? B: I _ (have) it an hour ago.,have lost,lost,has seen,saw,Have,had,have,did,have,had,現(xiàn)在完成時和一般過去時都表示在過去完成的動作，但

13、現(xiàn)在完成時強調(diào)這一動作與現(xiàn)在的關(guān)系，如對現(xiàn)在的結(jié)果、影響等，而一般過去時則表示動作發(fā)生在過去，不一定表示和現(xiàn)在的關(guān)系。,過去完成時與一般過去時的區(qū)別,1) Deming _(go) to bed at 9:00 last night. His mother _(come) back at 10:00. Deming _(go) to bed before his mother _(come) back. 2) Uncle Li _(miss) the train yesterday, because the train _(leave) when he _(get) to the statio

14、n.,過去完成時和一般過去時都表示在過去完成的動作，但過去完成時強調(diào)這一動作到過去某一時間或動作之前已經(jīng)完成的動作（即強調(diào)過去的過去），對過去有影響。,went,came,had gone,came,missed,had left,got,Toms uncle _ as a chemistry teacher in a school. He _ there since Tom was born. He _ there more than thirty years ago. He _ in the science lab when Tom called last night. He said h

15、e _ in the lab for two hours. Now he _ in the lab. He said he _ there for three more years. He _even harder in the coming three years.,works,has worked,worked,was working,had worked,is still working,would work,will work,_,_,_ _,_,_,_,_,_,_ _,Betty _ TV this time last night. The Shutes usually _ supp

16、er at 6:30. Mrs Green _ back in half an hour. The boys _ football on the playground now. Mr White _ to him several times already. Lucy _ the classroom twenty minutes ago. The little girl _ 300 English words by the end of last month.,was watching,have,will come,are playing,has talked,left,had learned

17、,_,_,_,_,_,_,_ _,Practice,1、Her father _ (know) Beijing very well because he _ (be) there many times. Now he _ (tell) the boys something about the Great Wall. 2、Our maths teacher isnt here now. She _ (go) to the library. She _ (return) in fifteen minutes. 3、The students _ (pick) apples on the farm w

18、hen it suddenly _ (begin) to rain yesterday. 4、Lin Tao often _ (go) back to his home town. He _ (be) there many times. 5、_ you _ (go) for a picnic with us tomorrow? I _ (go) if it _ not _ (rain) tomorrow. If it _ (rain), I _ (stay) at home instead.,knows,has been,is telling,has gone,will return,were

19、 picking,began,_,goes,_,has been,Will,go,will go,does,rain,rains,will stay,6、I cant find my dictionary. _ you _(see) it anywhere? 7、A: Look at my book. It _ (be) very interesting. B: Where _ you _ (buy) it? A: I _ (buy) it at the bookshop near our school. B: _ you often _ (buy) new books at the bookshop?. A: Not ver