初级中学常见的四种时态

1、一般现在时讲解及练习一、定义与讲解一般现在时：表示经常性的事情，经常性的动作或一般性事实。时间状语： often 经常，usually 通常，always 总是，every 每个，sometimes 有时，once a week 一周一次；twice a month 一个月两次只有在第三人称单数用动词的三单变化”，其他用动词的原形。三单变化：（1） 直接在动词词尾力口 -s. ask-askswork-worksget-getsstay-stays（2） 以字母s, x, ch, sh或o结尾的动词，在词尾直接加-es.watch-watcheswish-wishes fix-fixesdo-

2、does go-goespass-passes（3）以辅音字母加-y”结尾的动词，要先变 y为i再加-es.try-triesstudy-studies cry-cries fly-flies（4） .不规则变化： be- is arehave-has二、一般现在时用法1. 表示经常性，习惯性，永久性的动作或存在的状态.通常与副词sometimes, often, usually, always, every day （year, month ）, once （twice, three times） a day,等时间状语连用。They usually go to school by bike

3、.I take the medicine three times a day.She helps her mother once a week.Mary' sfather is a policeman.There are 50 students in my class。2. 表示客观真理，科学原理，自然现象，等客观事实或格言，谚语等。The sun rises in the east and sets in the west every day.The man who has never been to the Great Wall is not a real man.Tomorrow

4、 is Tuesday.三、一般现在时的句子转换：（1） 当句子中有be动词或情态动词时，则把be动词或情态动词（can,could等等）提到主语的前面变 成疑问句；在be动词或情态动词后面加 not变成否定句.例：陈述句：She is a student.疑问句 t Is she a student?否定句 t She is not a student.陈述句：I can swim.疑问句 t Can you swim 否定句 t i can not swim.（2） 当句子中即没有be动词，也没有情态动词时，则在主语前加助动词do （you,以及复数）,does （单数she,he,it

5、）变成问句；在主语后谓语动词前加助动词don't（l,you,以及复数）,doesn ' t单数she,he,it）变成否定句，助动词后的动词要变成动词原形。例：陈述句： We get up at 7:00 every morning.疑问句 tDo you get up at 7:00 every morning?否定句 TWe don' t get up at 7:00 every morning.陈述句：She has a little brother.疑问句 t Does she have a little brother?否定句 t She doesn'

6、; t have a little brother.(一) 用动词的适当形式填空1. She (go) to school at seven o' clock.2. It '6 o' clock. They are (eat) suppe r.3. He usually up 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. M

7、y father (make) toys these days.9 Amy (read) English every day?10. Chen Jie sometimes (go)to the park with her sister.D. do my homeworksD. Let's to(二) .选择填空1 I wanthomework now. A. doing B. to do C. to do my2 It's time.A. go to school B. play games C. to go home D. to do my3 go and help her.

8、 A. Let's me B. Let's us C. Let's4 Do they have a new car? Yes,.A .they are B.they have C. they don't D. they do5 He often supper at 6:00 in the evening.A. have B. has c. is having D. is eating6. We any Chinese classes on Friday.A. are having B. aren' thaving C. don' t have D

9、. are have(三) 、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. What they often (do) on Saturdays?7. your parents (read) newspapers every day?8. The girl (teach)

10、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.14.You always(do) your homework well.15.I(be) ill.I' mstaying in bed.16.She(go)to school from

11、Monday to Friday.17.Liu Tao(do) not like PE.18.The childoften(watch) TV in the evening.19.Wang KaiandWangli(have) eight lessonsthis20.What day(be) it today? It ' S aturday.1.We often(play) in the playgound.2.He(get) upat six o' clock.3.you(brush) your teeth every morning.4.What(do)he usually

12、(do) after school?5.Danny(study)English,Chinese,Maths,Scienceand .6.Mike sometimes(go) to the park with his sister.7.At eight atnight,she(watch) TV with his parents8.Mike(read) English every day?9.How many lessonsterm.Art an school.your classmate(have) on Monday?lO.What timehis mother(do) the housew

13、ork?1.Do you often play football after school?(肯定回答)2.I have many books.(改为否定句)3.Gao Shan' s sister likes playing table tennis(改为否定句)4.She lives in a small town near New York.(改为一般疑问句)5.I watch TV every day.（改为一般疑问句）6.David has got a goal.（改为一般疑问句）7. We have four lessons.（否定句）（肯定句）8. Nancy doesn

14、' t run fast9. My dog runs fast.否定句:一般疑问句:10. Mike has two letters for him. 一般疑问句:否定句:11. I usually play football on Friday afternoon.否定句:一般疑问句： 划线部分提问12. Su Yang usually washes some clothes on Saturday.否定句：一般疑问句：划线提问：13. Mingming usually waters the flowers every day否定句：一般疑问句：划线提问14. Tom does hi

15、s homework at home.否定句：一般疑问句：划线提问般过去时态讲解及练习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。(yesterday昨天last.上一个.ago.以前)2. Be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。( wasnot=wasn' t)are 在一般过去时中变为 were。( werenot=weren')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，般疑问句把 was

16、或were调到句首。3 句中没有be动词的一般过去时的句子否定句：didn ' t动词原形，如： Jim didn ' tgo home yesterday.一般疑问句：在句首加 did，句子中的动词过去式变回原形。女口： Did Jim go home yesterday?特殊疑问句：疑问词 +did+主语+动词原形？女口： What did Jim do yesterday?疑问词当主语时：疑问词 +动词过去式？女口： Who went to home yesterday?动词过去式变化规则：1 .一般在动词末尾加 -ed，如：pull-pulled,cook-cooked

17、2 .结尾是 e 加 d，如:taste-tasted3. 末尾只有一个元音字母和一个辅音字母的重读闭音节，应双写末尾的辅音字母，再加-ed，如：stop-stopped4. 以 辅音字母+y”结尾的，变y为i，再加-ed，如:study-studied5 .不规则动词过去式：am， is-was, are-were, do-did, see-saw, say-said, get-got, go-went, come-came,、写岀下列动词的过去式is amflyplantaredrinkplay一gomakedoesdanceworryasktasteeatdrawputthrowkick

18、passdo二、Be动词的过去时练习用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 ago.4. They on the farm a moment ago.5. Yang Ling eleven years old last year.6. There an apple on the plate yesterday.7. There some milk in the fridge on Sunday.8. The mobile phone on the sofa

19、yesterday evening.9. I an English teacher now.10. She happy yesterday.11. They glad to see each other last month.12. Helen and Nancy good friends.13. The little dog two years old this year.14. Look, there lots of grapes here.15. There a sign on the chair on Monday.16. Today the second of June. Yeste

20、rday the first of June. It Children ' Day. All the students very excited.三、行为动词的过去时练习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 (make) a model ship with Mike yesterday

21、.6. They (play) chess in the classroom last PE lesson.7. My mother (cook) a nice food last Spring Festival.8. The girls (sing) and (dance) at the party.9. I (watch) a cartoon on Saturday.10. Her father (read) a newspaper last night.11. We to zoo yesterday, we to the park. (go)12. you (visit) your re

22、latives last Spring Festival?13. he (fly) a kite on Sunday? Yes, he .14. Gao Shan (pull) up carrots last National Day holiday.15. I (sweep) the floor yesterday, but my mother .16. What she (find) in the garden last morning? She (find)a beautiful butterfly.现在进行时态讲解及练习1. 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

23、内的活动或现阶段正在进行的动作。 （now 现在；Look!看！ Listen!听！）2 现在进行时的肯定句基本结构为be+动词ing.3 .现在进行时的否定句在 be后加not。4 .现在进行时的一般疑问句把be动词调到句首。5 .现在进行时的特殊疑问的基本结构为：疑问词不达意+be+主语+动词ing?但疑问词当主语时其结构为：疑问词不达意+be+动词ing?动词加ing的变化规则（直接加；去e加；双写加）1 .一般情况下，直接加 ing，如：cook-cooking2. 以不发音的 e 结尾，去 e 加 ing，如:make-making,taste-tasting3 .如果末尾是一个元音

24、字母和一个辅音字母，双写末尾的辅音字母，再加ing，女口： run-running,stop-stopping、写出下列动词的现在分词:playrunswimmakegolikewriteskireadhavesingdanceputseebuylovelivetakecomegetstopsitbeginshop、用所给的动词的正确形式填空：1.Theboy(draw)a picture now.2.Listen.Some girls(sing)in the classroom.3.My mother(cook)some nice food now4.Whatyou(do)now?5.Loo

25、k.They(have)an English lesson.6. They(not,water) the flowers now.7. Look!the girls(dance) in the classroom.8. What is our granddaughter doing? She(listen) to music.9t ' 5o' clock now.We(have ) supper now.10. Helen(wash) clothes? Yes,she is.三、句型转换：1. They are doing housework.(分别改成一般疑问句和否定句)2.

26、 The students are cleaning the classroom.(改一般疑问句并作肯定和否定回答)3. I'nplaying the football in the playground.(对划线部分进行提问)4. Tom is reading books in his study.(对划线部分进行提问)一般将来时态讲解及练习一、概念：表示将要发生的动作或存在的状态及打算、计划或准备做某事。句中一般有以下时间状语：tomorrow,next day(week,month,year),soon,the day after tomorrow (后天)等。二、基本结构：be

27、 going to+do : will+do.三、否定句：在be动词(am,is,are) l后加n ot或情态动词 will后加not 成 wo n't。rm going to have a pic nic this after noon.rm not going to havi© ihpB after noon.四、一般疑问句：be或will提到句首，some改为any,and改为or，第一二人称互换。We are going to go on an outi ng this weeke nd.Are you going to go on an out ing thi是w

28、eekend?五、对划线部分提问。一般情况，一般将来时的对划线部分有三种情况。1. 问人。Who 例如：rm going to NewYork soon.Who's going to NewYon.2问干什么。 What - do.例如： My father is going to watch a race with me thisafter noon.What is your father going to do with you this after noon.3. 问什么时候。 Whe n.例如：She's goi ng to go to bed at nine.When

29、 is she goi ng to bed?六、同义句： be going to=willI am going to go swimmi ng tomorrow (明天).=1 will go swimmi ng tomorrow.今日练习：1.我打算明天和朋友去野炊。Ihave a pic nic with my frien ds.Ihave a pic nic with my frien ds.2. 下个星期一你打算去干嘛？我想去打篮球。Whatnext Mon day?Iplay basketball.Whatyou do next Mo nday? Iplay basketball.3你妈妈这个周末去购物吗？是，她要去买一些水果。your mothergo shoppi ng this?Yes, she. Shebuy some fruit.4. 你们打算什么时候见面。What timeyoumeet?改句子。5. Nancy is going to go camp ing.(改否定)Nancygoing to go camp ing.6. I ' ll go andqjohem.(改否定)Igojoi n t