初中八年级英语时态讲解与练习.docx

1、初中八年级英语时态讲解与练习 初中八年级英语时态讲解与练习 初中阶段，要求学生掌握动词六种时态的基本结构(一般现在时，一般过去时，现在进行时，过去进行时，现在完成时和一般将来时态)及它们的主要用法和区别。了解过去将来、过去完成时态的基本用法，解题时注意找出关键词，正确判断出时态，按时态结构正确变化动词。注意句子时态的一致性，注意对特殊时态的处理。 一般现在时1.含义：经常反复发生的动作 He usually go to school by bus. 存在的状态 He is 18 years old. 客观真理。 The earth goes around the sun. 常与often, u

2、sually, always, sometimes, today,every day,once a week, every five minutes, on Sundays等时间状语连用 2.动词形式: 1）be动词。有一顺口溜：我用am, 你用are, is连着他她它，复数都用are。 练习 动词be( am, is, are)的正确形式填空。 1. _ you fine? 2. I _ Mr. Chen. 3. _ he your mother? 4. - _ they from Japan? - Yes, they _. 5. You _ a teacher and she _ a do

3、ctor. 6. Where _ Jack from? 7. I _ fine, too. Thanks 8. - Who _ this? - This _ Wang Kang. 9. - _ you a student? - Yes, I _. 10. - Where _ Beijing? - It_ in China. 11. - _ Ronaldo a Brazilian? - Yes, he _ . 12. “I” _ also a letter. 13. You and I _ students. 14. He and she_ friends. 15. He and I_ teac

4、hers. 2）行为动词（实义动词）。除主语是第三人称单数外，都用动词原形，主语是第三人称单数时，在动词词尾加-s 或-es 。 “动词第三人称单数”的改写规则1）一般情况加“s”： stop ; read read ; play 2）辅音加“y”，改“y”为“i”，“es” 如： fly ； carry study ; worry 3）以“s, x, ch, sh,o”结尾的，在词尾加“es” 如： teach ; watch go do 4）不发音e结尾，去e加es 如：make- come- 5）特殊： have- 练:1：写出下列动词的第三人称单数。 drink _ go _ stay

5、 _ make _ look_ have_ come_ pass_ carry_ watch_ plant_ fly_ study_ teach_练习2：用括号内动词的适当形式填空。1. He often _(have) dinner at home.2. Daniel and Tommy _(be) in Class One.3. We _(not watch) TV on Monday.4. Nick _(not go) to the zoo on Sunday.5. _ they _(like) the World Cup?6. The girl _(teach) us English

6、on Sundays.7. She and I _(take) a walk together every evening.8. Mike _(like) cooking.9. My aunt _(look) after her baby carefully.练习3：选择1.Kitty_ English every dayA.read B.reades C.reading D.reads2.A man _in front of his car.A.walk B.walks C.walking D.work3.Sams bicycle _a bell.A.have B has C.having

7、D.is having4.I every dayA.swim B.swims C.swiming D.swimes5.He his homework every day.A.does B.do C.are D.is3.陈述句转否定句及一般疑问句并作肯定和否定回答。1)有be动词的be动词提前He is Mr. Chen. 否定句：He is not Mr. Chen.一般疑问句：Is he Mr. Chen? 肯定回答/否定回答：Yes, he is. / No, he isnt.I am a student. 否定句： 一般疑问句： 肯定回答/否定回答： They are teachers.

8、 否定句： 一般疑问句： 肯定回答/否定回答： 2）有情态动词的情态动词提前He can swim. 否定句：He can not swim.一般疑问句：Can he swim? 肯定回答/否定回答：Yes, he can. / No, he cant.She can cook. 否定句： 一般疑问句： 肯定回答/否定回答： You should do your homework. 否定句： 一般疑问句： 肯定回答/否定回答： 3)有实意动词的提前助动词do/doesI like watching TV. 否定句：I dont like watching TV.一般疑问句：Do you lik

9、e watching TV? 肯定回答/否定回答：Yes, I do./No, I dont.I go to school by bus. 否定句： 一般疑问句： 肯定回答/否定回答： Tom usually go to play basketball on Sunday. 否定句： 一般疑问句： 肯定回答/否定回答： 对画线部分提问练习1. He reads English in the classroom every morning. 2. She gets up at six every day. 3. I often play basketball. 4. My father ofte

10、n swims. 5.They meet their teacher every Sunday. 6.This is my pet. 7.He has sports once a week. 现在进行时通常用“now/look/listen”.1含义：现在进行时表示现在正在进行或发生的动作，也可表示当前一段时间内的活动或现阶段正在进行的动作。2动词形式：. be +动词现在分词 我正在做作业。 他们正在弹钢琴。 Jim 正在看电视。 3.动词加ing的变化规则 1)一般情况下，直接加ing，如：cook- 2)以不发音的e结尾，去e加ing，如：make- , taste- 3)重读闭音节双写

11、末尾的辅音字母，再加ing， run- , stop- , swim ,shop- ,get- sit- ,begin- 4)ie结尾改ie 为y 加ing 如：lie- die- 练习1.用所给的动词的正确形式填空：1.The boy _ ( draw)a picture now.2. Listen .Some girls _ ( sing)in the classroom .3. My mother _ ( cook )some nice food now.4. What _ you _ ( do ) now?5. Look . They _( have) an English lesso

12、n .6._Helen_(wash )clothes? Yes ,she is .练习2. 按要求改写句子 1. The boy is playing basketball. 否定句：_ 一般疑问句：_ 肯定回答：_否定回答：_ 对“playing basket ball”提问：_ 2. They are playing on the playground. 否定句：_ 一般疑问句：_ 肯定回答：_否定回答：_ 对“on the playground”提问：_练习3.单项选择（ ）1.我在照看孩子. (A)I am looking after the baby. (B)Im look afte

13、ring the baby. (C)I look am aftering the baby. (D)I looking after the baby.( )2.Look!The twins_their mother do the housework. (A)are wanting (B)help (C)are helping (D)are looking( )3._are the birds doing? They are singing in a tree. (A)Who (B)What (C)How (D)Where( )4.Is she_something? (A)eat (B)eati

14、ng (C)eatting (D)eats( )5.你在干什么? (A)What is you doing? (B)What are you do? (C)What are you doing? (D)What do you do?( )6.What are you listening_? (A)/ (B)for (C)at (D)to( )7.They are_their clothes. (A)makeing (B)putting (C)put away (D)putting on( )8.Listen! She_in the classroom. (A)is singing (B)sin

15、g (C)to sing (D)is sing( )9.They_TV in the evening.They do their homework. (A)are watching (B)cant watching (C)dont watch (D)dont watching ( )10.The children_football. (A)is playing (B)are playing (C)play the (D)play a ( )11.Look.Lucy is_a new bike today. (A)jumping (B)running (C)riding (D)takeing 一

16、般过去时态一般过去时通常用 “a moment ago, just now, yesterday, last”等。1一般过去时表示过去某个时间发生的动作或存在的状态，常和表示过去的时间状语连用。一般过去时也表示过去经常或反复发生的动作感谢。2be动词在一般过去时中的变化：am 和is在一般过去时中变为was.（was not=wasnt）are在一般过去时中变为were.（were not=werent） 用be动词的适当形式填空1. I _ at school just now. 2. He _ at the camp last week.3. We _ students two years

17、 ago. 4. They _ on the farm a moment ago.5. Yang Ling _ eleven years old last year.6. It _ Bens birthday last Friday.带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般 疑问句把was或were调到句首。 He was at school yesterday. 否定句： . 一般疑问句： ? 肯定回答/否定回答： .Lucy was a student 10 years ago. 否定句： 一般疑问句： 肯定回答

18、/否定回答： They were at home last night. 否定句： 一般疑问句： 肯定回答/否定回答： 3.行为动词的一般过去时变化 肯定句（Positive） 动词过去式 I went shopping last night. 否定句(Negative)didnt + 动词原形I didnt go shopping last night.一般疑问句(Yes/No)Did + 动词原形?Did you go shopping last night?特殊疑问句(wh-)What did+ 动词原形?What did you do last night? He goes to wa

19、tch movie with his friend every Sunday. (时间改为last night) (改为否定句） (改为一般疑问句) (改为用every Sunday提问)4.动词过去式的变化：规则动词的变化：一般动词 +edplanted,watered,climbed以不发音的e结尾 +dliked辅音字母加y结尾-y+ iedstudystudied, cry- cried重读闭音节单词，末尾只有一个辅音字母双写最后一个字母+edstop stoppedplan - planned不规则动词的变化：原形过去式原形过去式原形过去式原形过去式sweepsweptteachta

20、ughthave hadgowentkeepkeptthink thoughtdo didfindfoundsleepsleptbuy boughteat atesaysaidfeelfeltdrink drankis/am wastaketookreadreadgive gaveare weremeanmeantputputsing sangdrivedrovemeetmetcutcutbegin beganspeakspokemakemadeletletringrangwrite wroteseesawflyflewrun ranride rodecomecamedrawdrewsit s

21、athearheardtelltoldgrowgrewlearnlearned/ learntgetgotknowknew写出下列动词的过去式 isam_ fly_ plant_ are _drink_ play_ go_ make _does_ dance_ worry_ ask _taste_ eat_ draw_ put _throw_ kick_ pass_ do _用行为动词的适当形式填空1. He _ (live) in Wuxi two years ago. 2. The cat _ (eat) a bird last night.3. We _ (have) a party l

22、ast Halloween.4. Nancy _ (pick) up oranges on the farm last week.5. I _ (make) a model ship with Mike yesterday.6. He _ football now, but they _ basketball just now. (play)7. _ they _ (sweep) the floor on Sunday? No, they _.过去时练习1一、用be动词的适当形式填空1I _ at school just now.2He _ at the camp last week.3We

23、_ students two years ago.4They _ on the farm a moment ago.5Yang Ling _ eleven years old last year.6There _ an apple on the plate yesterday.7There _ some milk in the fridge on Sunday.8The mobile phone _ on the sofa yesterday evening.二、句型转换1. It was exciting. 否定句：_一般疑问句：_肯、否定回答：_2. All the students we

24、re very excited. 否定句：_一般疑问句：_肯、否定回答：_3. They were in his pocket. 否定句：_一般疑问句：_肯、否定回答：_过去时练习2一、用be动词的适当形式填空1I _ an English teacher now.2She _ happy yesterday.3They _ glad to see each other last month.4Helen and Nancy _ good friends.5The little dog _ two years old this year.6Look, there _ lots of grape

25、s here.7There _ a sign on the chair on Monday.8Today _ the second of June. Yesterday _ the first of June. It _ Childrens Day. All the students _ very excited.二、用行为动词的适当形式填空1. He _ (live) in Wuxi two years ago.2. The cat _ (eat) a bird last night.3. We _ (have) a party last Halloween.4. Nancy _ (pick) up oranges on the farm last week.5. I _