1、Welcome to our class!,英語動詞時態(tài)復習,一般現(xiàn)在時,一般現(xiàn)在時,二、一般過去時,一、一般現(xiàn)在時,三、一般將來時,四、過去將來時,五、現(xiàn)在進行時,六、過去進行時,七、現(xiàn)在完成時,八、過去完成時,一、一般現(xiàn)在時,1.一般現(xiàn)在時的結構： 主語+動詞原形+其它 I do my homework every day. 主語+am/is/are+其它 I am a student. 注意：當主語是第三人稱單數(shù)時，動詞要用第三人稱單數(shù)形式。,否定構成 ： dont+動原 doesnt+動原 一般疑問構成及簡答：Do+主語+動原+其它？Yes,I do. Does+主語+動原+其它？No

2、,he doesnt. 特殊疑問舉例 ：What do you often do on Sundays? Where does he live?,動詞原形變?yōu)榈谌朔Q單數(shù)形式的規(guī)則：,注意：動詞have的第三人稱單數(shù)形式是has.,寫出下列動詞的單數(shù)第三人稱形式。,1.cook_ 2.watch_ 3.build_4.have_ 5.wash_ 6. enjoy_7. go _ 8 receive _ 9 cry_10. close _ 11. drive_ 12.choose_13. play _ 14. reach _,2. 一般現(xiàn)在時的用法 ： 1） 表示經(jīng)常性的或習慣性的動作，常與表示

3、頻率的副詞連用。常用的頻率副詞有： always、often、 usually、seldom、never。頻率副詞在句中通常位于行為動詞之前，系動詞、助動詞之后。 例如: He often goes swimming in summer. 他夏天經(jīng)常游泳。 I usually leave home for school at 7 every morning.每天早上我七點離開家去學校。,2）表示現(xiàn)在的狀態(tài)。 例如： The boy is twelve. 這男孩十二歲。 3）表示主語具備的性格、特征和能力等。 例如： My sister is always ready to help other

4、s . 我妹妹總是樂于助人。 Ann writes good English but does not speak well. 安英語寫得不錯，講的可不行。,4)表示客觀真理，客觀存在，自然現(xiàn)象。 例如：The earth moves around the sun. 地球繞太陽轉動。 5）表示按計劃或安排好的將要發(fā)生的動作，可用一般現(xiàn)在時表將來。但只限于start,begin,leave,go,come,arrive,return等。 例如：The train leaves at six tomorrow morning. 火車明天上午六點開。,6）在復合句中，當主句是一般將來時，時間狀語從句

5、或條件狀語從句的謂語動詞只能用一般現(xiàn)在時來表示將來。 例如： Ill tell him the news when he comes back. 他回來時，我將告訴他這個消息。 If you take the job , they will talk with you in greater details. 如果你接受這份工作，他們將和你談談細節(jié)。,句型轉換,I do my homework every day.,1.改為一般疑問句并回答。,Do you do your homework every day?,Yes, I do./No, I dont.,2.改為否定句。,I dont do

6、my homework every day.,句型轉換,Jim does his homework every day.,1.改為一般疑問句并回答。,Does Jim do his homework every day?,Yes, he does./No, he doesnt.,2.改為否定句。,Jim doesnt do his homework every day.,二、一般過去時,1.一般過去時的結構： 主語+動詞過去式+其它 I did my homework yesterday. (did就是do的過去式） 否定構成：didnt+動原 一般疑問構成及簡答舉例：Did+主語+動原+其它

7、？ 特殊疑問句舉例：What did he do yesterday? When did he get up this morning?,動詞原形變?yōu)閯釉~過去式的規(guī)則：,2.一般過去時的用法： 1）表示過去某個時間所發(fā)生的動作或存在的狀態(tài)。常和表示過去的時間狀語yesterday, last week, an hour ago, just now, in 1982等連用。在一般過去時中，要表達“多少時間之后”，一般用after。 例如：Where did you go just now? 剛才你上哪兒去了？ After a few years, she started to play the

8、piano. 幾年后，她開始彈鋼琴。,2）表示在過去經(jīng)常或反復發(fā)生的動作。常與often,always等表示頻度的副詞連用。 例如： When I was a child, I often played football in the street. 我是個孩子的時候，常在馬路上踢足球。,3）一般過去時也可與today,this week,this month,this year等表現(xiàn)在的時間狀語連用，但這些時間狀語須指過去的時間，決不包含“現(xiàn)在”“此時此刻”的意思。 例如：Did you see him today? 今天你看見他了嗎？,句型轉換,I did my homework yest

9、erday.,1.改為一般疑問句并回答。,Did you do your homework yesterday?,Yes, I did./No, I didnt.,2.改為否定句。,I didnt do my homework yesterday.,三、一般將來時,用法：將來會出現(xiàn)或發(fā)生的動作 常用時間狀語：this evening,tomorrow, next month, in a few minutes,at the end of this term動詞構成: I,will/shall+動原 2,am/is/are going to+動詞原型 3,am/is/are(about)+動詞不

10、定式 4,am/is/are+coming等現(xiàn)在分詞否定構成：will/shall not am/is/are not特殊疑問句舉例:What will you do tomorrow? When are we going to have a class meeting?,1)shall用于第一人稱，常被will 所代替。 will 在陳述句中用于各人稱，在爭求意見時常用于第二人稱。 Which paragraph shall I read first. Will you be at home at seven this evening? 2)be going to +不定式，表示將來。a.

11、主語的意圖，即將做某事。 What are you going to do tomorrow?b. 計劃，安排要發(fā)生的事。 The play is going to be produced next month。 c. 有跡象要發(fā)生的事 Look at the dark clouds, there is going to be a storm.,3) be +不定式表將來，按計劃或正式安排將發(fā)生的事。 We are to discuss the report next Saturday 4)be about to +不定式，意為馬上做某事。 He is about to leave for B

12、eijing. 注意：be about to 不能與tomorrow, next week 等表示明確將來時的時間狀語連用,備注：在if條件或as soon as等時間狀語從句中用一般現(xiàn)在時代替一般將來時。 Miss Gao will tell you the answer if you ask her. 如果你去問高老師，她會告訴你答案。,句型轉換,I will do my homework tonight.,1.改為一般疑問句并回答。,Will you do your homework tonight?,Yes, I will./No, I wont.,2.改為否定句。,I wont do

13、 my homework tonight.,練習,( ) 1. Look at the clouds. _. A. Its going to rain B. Itll be raining C. It will be rained D. If it rains,( ) 2There_ 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 match on our school

14、 playground.The match is going to_ at six this evening. A. have; be B. be; have C. be; be D. have; have,四、過去將來時,1.過去將來時的結構： 結構一： 主語+would+動詞原形+其它 I would do my homework. 結構二： 主語+was going to +動詞原形+其它 主語+were going to +動詞原形+其它 I was going to buy a car.,2. 過去將來時的用法 ： 1）表示從過去某時看將要發(fā)生的動作或存在的狀態(tài)。常用于主句是一般過去

15、時的賓語從句中。 例如：He said that he would finish his work before 9 oclock. 他說他會在九點之前完成工作。 2）“was/were going to+動詞原形”所表示的過去將來時,表示過去曾經(jīng)打算做某事。 例如：She said she was going to buy a car. 她說她打算買一輛小汽車。,句型轉換,I would do my homework.,1.改為一般疑問句并回答。,Would you do your homework?,Yes, I would./No, I wouldnt.,2.改為否定句。,I would

16、nt do my homework.,句型轉換,I was going to buy a car.,1.改為一般疑問句并回答。,Were you going to buy a car？,Yes, I was./No, I wasnt.,2.改為否定句。,I wasnt going to buy a car.,五、現(xiàn)在進行時,1.現(xiàn)在進行時的結構： 主語+am/is/are+動詞現(xiàn)在分詞+其它 I am doing my homework now. (doing就是do的現(xiàn)在分詞）,動詞原形變?yōu)閯釉~現(xiàn)在分詞的規(guī)則：,2.現(xiàn)在進行時的用法： 1）表示現(xiàn)在（指說話人說話時）正在發(fā)生或進行的動作。常與

17、now, at present, at this moment等時間狀語連用。 例如：We are waiting for you now. 我們正在等你。 2）表示現(xiàn)階段（說話前后一段時間內(nèi)），一直在進行的活動。說話時動作未必正在進行。 例如：Mr. Green is writing another novel. 格林先生在寫另一部小說。（說話時未必在寫，只處于寫作的狀態(tài)。）,3）表示反復發(fā)生的動作或持續(xù)存在的狀態(tài)，常與always, forever 等詞連用，往往帶有說話人的主觀色彩。 例如：You are always changing your mind. 你老是改變主意。 4）表示漸

18、變，這樣的動詞有：get, grow, become, turn, run, go, begin等。 例如：The leaves are turning red. 葉子在變紅。 Its getting warmer and warmer. 天越來越熱了。,5）come, go, arrive, leave, start, begin, return 等動詞可用于現(xiàn)在進行時，表示將要發(fā)生的動作。 例如：Im leaving tomorrow. 明天我要走了。 The train is arriving soon. 火車要到了。,句型轉換,I am doing my homework now.,1

19、.改為一般疑問句并回答。,Are you doing your homework now?,Yes, I am./No, Im not.,2.改為否定句。,I am not doing my homework now.,六、過去進行時,1.過去進行時的結構： 主語+was/were+動詞現(xiàn)在分詞+其它 I was doing my homework at that time. (doing就是do的現(xiàn)在分詞） They were doing their homework at that time.,2.過去進行時的用法： 1)表示在過去某時刻正在進行或發(fā)生的動作，通常與表示過去的時間壯語連用。

20、 例如：At this moment yesterday, I was packing for camp. 昨天這個時候，我正在收拾東西去露營。 2)come, go, arrive, leave, start, begin, return 等動詞可用于過去進行時，表示過去將要發(fā)生的動作。 例如：She told me that she was going to Hainan for her holiday. 她告訴我她將去海南度假。,3)在含有時間壯語從句的復合句中，表示一個過去的動作發(fā)生時或發(fā)生之后，另一個動作正在進行。 例如: It was raining when they left

21、the station. 他們離開車站時，正下著雨。 When I got to the top of the mountain, the sun was shining. 我到達山頂時，陽光燦爛。,句型轉換,I was doing my homework at that time.,1.改為一般疑問句并回答。,Were you doing your homework at that time?,Yes, I was./No, I wasnt.,2.改為否定句。,I wasnt doing my homework at that time.,七、現(xiàn)在完成時,1.現(xiàn)在完成時的結構： 主語+hav

22、e/has+動詞過去分詞+其它 I have done my homework already.(done就是do的過去分詞） Jim has done his homework already.,否定構成：have/has not+過去分詞 一般疑問構成： Have/Has+主語+過去分詞? 特殊疑問句舉例：What have you done recently? How long has he lived in Beijing?,2.現(xiàn)在完成時的用法： 1)表示過去發(fā)生或已經(jīng)完成的動作對現(xiàn)在造成的影響或結果。常與already, yet, ever, never, just，before

23、等詞連用。 例如：Have you had supper yet? 你吃晚飯了嗎？ You have already grown much taller. 你已經(jīng)長高了許多。,2)表示過去已經(jīng)開始，持續(xù)到現(xiàn)在的動作或狀態(tài)，并可能還要延續(xù)。往往和表示一段時間的時間狀語（ 如：for一段時間，since+過去時間點或從句 ）連用。 例如： It has been five years since he joined the army . 他參軍五年了。 They have learned English for eight years . 他們已學了八年的英語了。,3.現(xiàn)在完成時需注意的問題： 非

24、延續(xù)性動詞 (如begin,borrow,lend,buy,close, come,die,finish,join,kill,leave,stop，receive等 ）不能與表示一段時間的狀語連用。 例如：He has joined the army for five years. （錯誤） He has been in the army for five years. (正確) 注意：非延續(xù)性動詞的否定形式可以與表示一段時間的狀語連用。即動作不發(fā)生的狀態(tài)是可以延續(xù)的。 I have received his letter for a month. （錯誤） I havent received

25、 his letter for a month. (正確),句型轉換,I have done my homework already.,1.改為一般疑問句并回答。,Have you done your homework yet?,Yes, I have./No, I havent.,2.改為否定句。,I havent done my homework yet.,句型轉換,Jim has done his homework already.,1.改為一般疑問句并回答。,Has Jim done his homework yet?,Yes, he has./No, he hasnt.,2.改為否定句。,Jim hasnt done his homework yet.,鞏固練習,1.I have bought this computer for three years. （改錯） I have had this computer for three years. ( ) 2. _ you _ the novel that I lent you last week? A. Did; finish B. Have; finished C. Are; finished D. Do; finish