動詞變化形式和練習(xí)

1、一般現(xiàn)在時：1.動詞變化：一般現(xiàn)在時主要用動詞原形表示，但第三人稱單數(shù)后要加詞尾-s，另外be和have有特殊的人稱形式。在加詞尾-s時要注意:情況加法例詞一般情況加-Sreads, writes, says以ch, sh, s, x,或o收尾的詞加-esteaches, washes, guesses, fixes, goes以“輔音字母+y ”結(jié)尾的詞變y為i再加-estry tries carry carries2. 一般現(xiàn)在時主要表示:(1 )經(jīng)常性或習(xí)慣性的動作，常與這樣的時間狀語連用：always, often, usually, sometimes 等eg: We always

2、help each other.It often snows in winter.(2)表示主語現(xiàn)在的特征、性格、能力等。eg: He loves sports.Jane is an outgoing girl.(3 )表示客觀、普遍真理eg:Water boils at 100°CThe moon moves round the earth.3. 一般現(xiàn)在時的疑問句一般以在句首加助動詞do , does的方式構(gòu)成。第三人稱單數(shù)加does，其他加do，這時動詞一概用原形；動詞 be只需與主語位置對調(diào)就行了。eg: Do you like English?Do they have st

3、ory books?What does she do every evening?Is she at home?Are you good at English?4. 一般現(xiàn)在時的否定式是do not ( don ' t )或oes not( doesn ' t )+動詞原形來構(gòu)成的，be動詞做謂語動詞只需在 be后加not構(gòu)成否定。eg:I don ' t like oranges at all.She doesn ' t work in the TV station.They aren ' t students.I ' m not busy e

4、very weekend.三.現(xiàn)在進(jìn)行時：1. 動詞變化：現(xiàn)在進(jìn)行時由“am /is /are +動詞現(xiàn)在分詞”構(gòu)成。加-ing的規(guī)則如下：(1 )一般在動詞原形末尾加-ing。如：stay staying do doing listen listening suffer suffering work workingspend spending(2) 以不發(fā)音的字母e結(jié)尾的動詞，先去掉 e,再加-ing。如：make making take taking give giving ride riding please pleasingrefuse refusing ose closing ope

5、rate operating(3) 以一個輔音字母結(jié)尾的重讀閉音節(jié)詞，先雙寫這個輔音字母，再加-ing。如：put putting sit sitting run running win winning begin beginning2. 現(xiàn)在進(jìn)行時的用法（1） 表示說話時正在進(jìn)行或發(fā)生的動作，這時可以不用時間狀語，也可以和now, at present, at themoment等時間狀語連用。有時用一個動詞，如look （看），listen （聽）。eg: What are you reading now?Listen! Someone is singing in the classroo

6、m.（2）表示當(dāng)前一段時期的活動或現(xiàn)階段正在進(jìn)行的動作。eg: They are working in a factory these days.More and more people are giving up smoking.（3）表示最近按計劃或安排要進(jìn)行的動作。現(xiàn)在進(jìn)行時有時可表示一個在最近按計劃或安排要進(jìn)行的動作，即可以用來代替將來時。eg: When are you leaving?Are you going to Tibet tomorrow?3. 現(xiàn)在進(jìn)行時的否定句和疑問句比較簡單。否定句在be （ am, is, are ）后面加not ;疑問句把be動詞移到主語前。eg:

7、 I am not working.What are you reading now?How are you feeling today?四.一般過去時：1.動詞變化：一般過去時主要表示過去的動作或狀態(tài)，在句中由主語+動詞的過去式來表達(dá)構(gòu)成規(guī)則原形過去式一般在動詞末尾加-edworkworkedplantplantedplayplayed結(jié)尾是e的動詞在末尾加-dlikelikedlivelivedchangechanged末尾只有一個輔音字母的重讀閉音plan （計劃）planned節(jié)詞，先雙寫這個輔音字母，再加stopstopped-eddropdropped以輔音字母加y結(jié)尾的，先變y為

8、carrycarriedi再加-edstudystudiedcrycried否定式疑問式否定疑問式簡單回答I did not work.Did I work?Did I not work?Yes, you did.No, you didn' t.You did not work.Did you work?Did you not work?Yes, I did.No, I didn ' t.He / She / It did not work.Did he / she / it work?Did he / she / it not work?Yes, he / she / it

9、/did.No, he /she /it didnWe did not work.Did we work?Did we not work?Yes, you did.No, you didn' t.You did not work.Did you work?Did you not work?Yes, we did.No, we didn' t.They did not work.Did they work?Did you they not work?Yes, they did.No, they didn' t.2. 一般過去時的基本用法：（1） 帶有確定的過去時間狀語時，

10、要用過去時。（eg: yesterday, last year, just now, two days ago,in the old days 等)eg: He left just now. was a good soldier.did you have for breakfast this morning? (2)表示過去某一段時間內(nèi)經(jīng)常或反復(fù)發(fā)生的動作，這時常和表示頻度的狀語連用。 eg: Last term we often did experiments.He always went to work by bus.五 . be going to表示一般將來1. 用法：表示現(xiàn)在打算在最近

11、或?qū)硪龅氖?，或表示說話人根據(jù)已有的跡象認(rèn)為很有可能要發(fā)生的事 情， be 隨著人稱的變化變成( am, is, are )eg: We are going to have a new subject this year.It ' s going to rain this afternoon.I ' m going to be a pilot when I grow up.2. be going to 的否定句在 be 動詞后加上 not ； be going to 的疑問句把 be 動詞移到主語前。 eg: He isn ' t going to see his b

12、rother tomorrow.I ' m not going to tell you about it.Who' s going to use it?Is your sister going to bring your lunch?What are you going to(ing) 形式。( 20 分)swim make writestudy wash play _draw _do do next Sunday.一、請寫出下列動詞的三人稱單數(shù)及現(xiàn)在分詞sit go run cry watch say dance see have die stop sing 二、用 do d

13、oes 填空。( 10 分)1、 you ride a bike after school? Yes, I .2、 your sister like PE? No, she not.3、What the students have? They have some pens.4、How Linda go to school? She goes to school on foot.5、He not speak English. He speaks Chinese.6、 they watch TV on Sundays? Yes, they .7、My father and mother not r

14、ead newspapers on Saturday.8、 you know that girl? Yes, she is my sister.9、 your father have CDs? No, he .10、Why you your homework? We don ' t like it.三、用一般現(xiàn)在時填空。( 5 分)1、My mother not (like) English. She (like) Chinese.2、 you (go ) to school by bus? No, I (go) to school by car.3、Miss Wang (swim )

15、 every day.4、I _(like) English . Tom (not like ) English.5、When you (go ) to school? I (go) to school at five every day.四、用現(xiàn)在進(jìn)行時填空。（ 10 分）1、I (read ) English now.2、He (go) to the park now.3、We (have ) an English class.4、What they (do ) ? They (sit) in the park.5、My mother (clean ) the room now.6、The

16、 boy ( draw)a picture now.7、Listen .Some girls ( sing)in the classroom .8、My mother ( cook )some nice food now.9、What you ( do ) now?10、Look . They ( have) an English lesson .一般過去時的練習(xí)I. 用所給的動詞的適當(dāng)形式填空。1. He(visit) the Great Wall last year.2. We(have) a good time yesterday.3. We often (go) to school b

17、y bus last year.4.I (live)in the village when I was a child.5.Mike(see) a big tiger in the nature park last year.6.Sam(do) the housework yesterday.7. (do) you (enjoy) yourself yesterday?8. (do)you (play) the violin in the artroom yesterday?No, I didn't. I(draw)some pictures there.9. I (eat) a bi

18、g pizza yesterday.10. There (be) many sheep on the farm last year.11. I (watch) a cartoon on Saturday.12. Her father (read) a newspaper last night.13. We to zoo yesterday, we to the park. (go)14. you (visit) your relatives last Spring Festival?15. he (fly) a kite on Sunday? Yes, he .II. 選擇填空() 1. Sh

19、e watered the flowers .A tomorrow B sometimes C yesterday morning() 2.What Mike do last weekend ?A doB doesC did)3my room last Sun day.A clea nedB clea n C amclea ning)4.1 ofte n help my motherhousework.A doesB didC do)5.youTV last ni ght .Do, watchB Did, watchDid, watched)6.-Didyour father write an

20、 e-mailyesterday ?Yes, he did.B Yes, he doesC No, he don 't)7.Theyona trip in February ,2007.IIIA are going)8.We ' re going toA climb)9.heB goi ngC wentmountainstomorrow .B climbedC climbi ngfootball two days ago?A Does , playB Did , playedC Did , play)10.-Good afternoon, Miss Lee. How does

21、Mike feel?He' s tired . Hea lot of workA does , this morning B do , this morning C did , this morning.連詞成句。1. did, what, you, yesterday, do.2. watch, Joh n, did, TV, weeke nd, last.3. wen t, I ,to, by, park, a, bike4. jumped, the, in to, lake, he, and, the, to, swam, kite.IV.根據(jù)句意，填上合適的單詞。1.-Whereyou go on your holiday ?a park 。2.did you do on your holidaypresents 。、就畫線部分提問1. He is my father.2. They are under the tree.3.1 ofte n watch TV after dinn er.（晚飯后）4.Lily swims in the