一般現(xiàn)在時講解及用法

1、般現(xiàn)在時的講解及用法一、定義與講解1, 定義：一般現(xiàn)在時，表示經(jīng)常性的事悄，經(jīng)常性的動作或一般性事實。2, 只有在第三人稱單數(shù)用動詞的“三單變化”,其他用動詞的原形。3： D第一人稱（I, we）第二人稱（you）第三人稱（He,She,they,it,所有的g字名稱）單數(shù)（一個人或事物）夏數(shù)（兩彳、或兩f以上的人或事物）第三人稱 單數(shù)（第三方的單個的人或事物，除了 they）2）三單變化多數(shù)在動詞（不是名詞）后+ s eg: playplays likelikes（1 ）直接在動詞詞尾加-s.askasks workworks getgets staystays（2 ）以字8 s, x, c

2、h, sh或o結(jié)尾的動詞,在詞尾直接DH-es.watch一一一watches wish一一一wishes fix-fixes do-doesgo-goes pass-passes（3）以喘音字骨加-y”結(jié)尾的動詞，要先變y為i再！lH-es.（捕音字母：除a,e,i,o,u 泌5個元音字骨外的21個字骨都是舖音字母；元音字Sstaystays playplays saysays buybuys舖 音字母 -y：try一一tries study-studies crycries flyflies、一般現(xiàn)在時的用法1, 經(jīng)常性或習(xí)憤性的動作,常與表示頻度的時間狀語連用。時 間狀 in : eve

3、ry day, sometimes, at., on Sunday, usually,once a weekI leave home for school at 7 every morning.2, 客觀真IS,客觀存在，科學(xué)事實。The earth goes around the sun.3, 表示恪言或警句中。Practice makes perfect.熟能生Pj。as： nt用法如果出現(xiàn)在賓培從句中，即使主旬是過去時，從句謂培也要用一般現(xiàn)在時。例:Columbus proved that the earth is round.4, 現(xiàn)在時刻的狀態(tài)、能力、性恪、個性。Miss wang

4、writes good English but does not speak well.5, 在某些以here,there開頭的旬子中，用一般現(xiàn)在時表示正在發(fā)生的動作。eg. Here comes a bus .公交 車來了a：與一般現(xiàn)在時連用的時間狀培(表示時間的詞或詞組)(1 )表示瀕率的副詞:always,often,usually,sometimes.(2 )時 |5)狀 ii ： on Sundays,every day ,every morning ,every year.(3 )表示顔率的詢組:once a year,three times a week.動詞有三種：實義動詞，b

5、e動詞，情態(tài)動詞(初一未莎5)5, 一般現(xiàn)在時中，肖主培是第三人稱單數(shù)，動詞是實義動詞(1 )動詞變相應(yīng)的第三人稱單數(shù)形式(2) 肯定句主i§ +動詞s+其它eg.(2011) Bill often gives money to the poor.(3) 否定句主iS+doesn't+S)詞原形+其它eg. Bill often doesn't give money to the poor.(4) 一般覺冋旬Does+主培+動詞原形+其它eg. Does bill often give money to the poor.肯定回答 Yes,主語 +does(Yes,h

6、e does)(6 )否定回答 No,主 i§+doesrTt(No,he doesn't)6, 當(dāng)主培不是第三人稱單數(shù)時(動詞沒有三單變化)，動詞是實義動詞(1 )肯定句主培+動詞原形+其它egwant to marry you.(2) 否定句主iS+do”t+動詞原形+其它egdorTt want to marry you.(3) 一般疑間句Do+主i§ +動詞原形+其它eg.Do you want to marry me?肯定回苔 Yes, J 語 +do(Yes,l do.)否定回苔 No, J j§ +don't(No,l don'

7、;t.)be動詞曲一般現(xiàn)在時有三種形式,9： am, is,areo1. 如果主培是第一人稀I時,be動詞用amoEg.肯定旬：I am a student.我是一名學(xué)生。否定句：am not一般疑間句：Ami肯定/否定回答：Yes,i am. No i am not.2. 如果主ig是you （你，fii fl ）, they （他們,它fl,她們）或名詞夏數(shù)（兩個以上的人或物）W, be動詞必須用ae。HU：肯定句，否定句，一般融問旬員肯定、否定回答You are my good friend.Tom and Lily are my good friends.They are my goo

8、d friends.are 與主語還可編寫。如：We are= We're, They are =They're, You are = You're0而are與not可編寫成aren't0如:They aren't students.他|）不是學(xué)生。但是am與not不能編寫。3. 如果壬培是單數(shù)名詞、不可數(shù)名詞或單數(shù)第三人號代詞（he, she, it）時，be 動詞用is?？隙ㄑ?否定旬/一般疑冋旬及肯定、否定的回答mother is a teacher.我的媽媽是一名老帥。He is a student.他是一名學(xué)生。is 也可與主培縮寫，如：He

9、is = He's, My mother is = My mother's 等。但是 This is 不 可縮寫。而is與not可縮寫成isn'to#0：This isn*ta book.泄不是一本書。三.課堂竦習(xí)鞏固1, 主蠟為第三人稱單數(shù)肯定句：Hegets(get) up at six o1 clock.否定句：does” t ,get一般疑間句：Does he get up at six o' clock.(肯定，否定回答)2, 主語為第一人稱Iget_(get)up at six o# clock. 否 定旬：I don1 t get up at si

10、x or clock.一般融問旬：Do you get up at six or clock.(肯定，否定回答)皿、課堂強(qiáng)化竦習(xí)（一）單頂選擇題1, The picturenice.A. looks B. is looked C. look D. is looking2, Shedown and soon falls asleep.A. live B. lain C. laid D. sits3, The teacherus to come to school on time.A. ask B. asking C. asks D. asked4, John alwaysothers.A. he

11、lp B. helping C. helps D. to help5. Hefor eight hours every day.A. working B. to work C. works D. worked6. You, d betterat home andyour homework.A. to stay, do B. stay, do C. to stay, to do D. stay, to do7. He sits down anda rest.A. having B. have C. to have D. has& Uncle Wang nevera cake.A. mak

12、e B. to make C. making D. makes（二）句子改錯1. Is your brother speak English?2. Does he likes going fishing?3. He likes play games after class.4. Mr. Wu teachs us English.5. She don' t do her homework every evening.五.課后竦習(xí)(-)用動詞的適當(dāng)形式填空1. She(go) to school at seven o' clock.2. It* s 6 o* clock. They

13、 are(eat) supper.3. He usuallyup at 17:00.(get)4. She(live) in Beijing.5. Amy(be) here just now.6. (be)there a fly on the table just now?7. My father(watch) TV every evening .8. My father(make) toys these days.9. Amy(read) English every day10. Chen Jie sometimes(go)to the park with her sister.(二)選擇填

14、空1. I wanthomework now.A. doing B. to do C. to do my D. do my2. It's time.A. go to school B. play games C. to go home D. to domy homeworks3. you the blackboard? Yes, I am.A. Can, clean B. Am, cleaning C. Are, cleaning D.Doclean4. go and help her.A. Let's me B. Let's us C. Let's D. Le

15、t's to5. What are they doing? They arethings away.A. put B. puting C. putting D. carryD. they do6. Do they have a new car? Yes,.A .they are B.they have C. they don't7. He oftensupper at 6:00 in the evening.A. have B. hasc. is havingD. is eating8. It' s 6 o* clock in the morning. He .A. g

16、et up B. gets up C. is geting up D. is getting up9. What are you doing? I' mTV.A. watch B. watches C. to watch D. watching10. Weany Chinese classes on Friday.A. are having B. aren* t having C. don' t have D. are have11. Toman English class now.A. is having B. has C. having D. have12. Are you

17、 playing basketball? No, we.A. isn* t B. aren* t C. not D. don* t13. Listen! The girlin the room.A. sings B. singing C. is singing D. are singing14. The boy isto his teacher.A. saying B. speaking C. talking D. telling(三)用括號動詞的適當(dāng)形式填空。1. He often(have) dinner at home.2. Daniel and Tommy(be) in Class O

18、ne.3. We(not watch) TV on Monday.4. Nick(not go) to the zoo on Sunday.5. they(like) the World Cup?6. What they often(do) on Saturdays?7. your parents(read) newspapers every day?& The girl(teach) us English on Sundays.9. She and I(take) a walk together every evening.10. There(be) some water in the bottle.11. Mike(like) cooking.12. They(have) the same hobby.13. My aunt(look) after her baby carefully.