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1、一般现在时的用法一、定义1) 经常性或习惯性的动作。 I leave home for school at 7 every morning.2) 客观真理，客观存在，科学事实。 The earth moves around the sun. Shanghai lies in the east of China.3) 现在时刻的状态、能力、性格、个性。 I dont want so much. Ann Wang writes good English but does not speak well.二、常用的时间状语： every/day/morning/week/moth/year, some
2、times,often, usually, always, never at six, on Sundays,三、构成1）含be动词的句子动词用am，is，are的形式。其一般疑问句通常把am，is，are提前。否定句在am，is，are后面加not。 We are not in Class Three. Is your sister at home?2）含行为动词的句子A：单三主语时。肯定陈述句中动词用第三人称单数形式。一般疑问句中，在主语前面加does，同时动词的第三人称单数形式变为原形。否定句中，在行为动词前加does not，同时动词的第三人称单数形式变为原形。 She works i
3、n a bank. Does she work in a bank? She doesnt work in a bank.B：非单三主语时。各种句式中动词都用原形。一般疑问句中，在主语前面加do。否定句中，在行为动词前加do not。 Her parents like watching TV. Do her parents like watching TV? Her parents dont like watching TV.补充：单三主语与非单三主语的区别单三主语：I, we, you之外的主语中的单数。如：my cousin, the panda , their school, our C
4、hinese teacher, that car。非单三主语：包括I, we, you和第三人称复数主语。:如：they, his brothers, the twins。一般现在时用法专练一、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. Whatthey often(do)
5、on Saturdays?7. your parents(read) newspapers every day?8. 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.来源：(http:/ - 七年级英语时态讲解和专练（一）_桃园守望者_新浪博客12. They(have) the same hobby.13. My aunt(look) af
6、ter her baby carefully.14. You always(do) your homework well.15. I(be) ill. Im staying in bed.16. She(go) to school from Monday to Friday.17. Liu Tao(do) not like PE.18. The child often(watch) TV in the evening.19. Su Hai and Su Yang(have) eight lessons this term.20.What day(be) it today? Its Saturd
7、ay.二、按照要求改写句子1. Daniel watches TV every evening.(改为否定句)2. I do my homework every day.(改为一般疑问句，作否定回答)3. She likes milk.(改为一般疑问句，作肯定回答）4. Amy likes playing computer games.(改为一般疑问句，作否定回答)5. We go to school every morning.(改为否定句)6. He speaks English very well.(改为否定句)7. I like taking photos in the park.(对
8、划线部分提问) 8. John comes from Canada.(对划线部分提问)9. She is always a good student.(改为一般疑问句，作否定回答)10. Simon and Daniel like going skating.(改为否定句)四、改错()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 dont do her ho
9、mework on Sundays. 现在进行时用法一、定义：1、表示说话时正在进行的动作及行为。2、表示现阶段正在进行的动作。二、结构: 现在进行时常有三种句型：（1）肯定式：主语bev-ing其它。如： He is mending his bike他正在修自行车。（2）否定式：主语benotv-ing其它。如： He is not（isnt） mending his bike他没在修自行车。（3）疑问式：主要分一般疑问句和特殊疑问句两种句式。 一般疑问句：Be主语v-ing其它？如： Is he mending his bike？他正在修自行车吗？ Yes，he is（No，he isnt
10、） 特殊疑问句：疑问词be主语v-ing其它？如：What is he doing？他正在干什么？三、何时用现在进行时？（1）以Look！或Listen！开头的句子，提示我们说话时动作正在进行，应用现在进行时。如：Look！The children are playing games over thereListen！Whos singing in the classroom？（2）当句子中有now（现在）时，常表示说话时动作正在进行，这时也常用现在进行时。如：We are reading English now（3）描述图片中的人物的动作时常用现在进行时，以示生动。如： Look at th
11、e pictureThe girl is swimming（4）表示当前一段时间内的活动或现阶段正在进行的动作时常用现在进行时。这时常与时间状语these days，this week等连用。如：We are playing football these days这些天我们在踢足球。（5）有时句子中可能没有时间状语，但如果表示的是说话时或者现阶段正在进行的动作，就应该用现在进行时。如：Whats Jim doing？吉姆在干什么？He is cleaning the room他正在打扫房间。注意：是不是所有的动作都可以用现在进行时？不是。有一些表示状态、结果、感觉和感情的动词，如have（有）
12、，be（是），like（喜欢），know（知道），want（想要），think（认为），see（看见），hear（听见），forget（忘记）等，一般不用现在进行时。如：I have a new bike now现在我有一辆新的自行车。但不说：Im having a new bike now四有些动词的现在进行时表示近期按计划或安排要进行的动作。go,come,leave,start,arrive,return,work,sleep,stay,play,do, have,wear, die等。如：Shes coming to see me tomorrow. 她明天要来看我。The footb
13、all match is starting next Monday.五、另外，有一些表示状态和感觉的动词，一般不用于现在进行时态be,love,like,hate,want,hope,need,prefer,wish,know,understand,remember,guess,mean,think(以为)，feel, seem, look(看起来),see, own, hear, find, mind(在意),have(有)等。现在进行时专练一、用括号内所给动词的适当形式填空1Look！Tom and his parents _（swim）in the river now2Its only
14、7 oclock，but Mary _（sleep）in bedShe _（not go）to bed so early every nightShe is ill today3I _（do）my homeworkBut my pen is broken Dont _（worry）Ill _（mend）it for you now4What are they doing now？ They _（put）on their clothes5Its five oclockThe students _（play）football on the playground6Listen！Jims radio
15、_（make）a loud noiseWould you please tell him _（turn）it down？二、句型转换1He is at work now（改为同义句）来源：(http:/ - 时态讲解及专练（二）_桃园守望者_新浪博客 He _ _ now2They play basketball in the morning（用now替换划线部分） They _ _ basketball now3The teacher is talking to my brother（对划线部分提问） _ is the teacher talking to？ _ _ is the teach
16、er talking？4Mr. Green is teaching us English（对划线部分提问） _ _ Mr. Green _？5The women are working near the house（对划线部分提问） _ _ the women working？6Tom and his classmates are cleaning the windows（同义句） Tom _ his classmates is cleaning the windows三、单项选择题1Whatre the children doing？ They _ Aare listening the ra
17、dio Bare looking books Care watching TV Dseeing a film2There is a dog _ in the yard（院子）now Arun Brunning Cruns Dis running3We _any Chinese classes on ThursdayWe _an English class now Aarent having；have Bdont have；have Cdont have；are having Darent having；are having4The twins _ red skirts todayThey lo
18、ok fineAare wearing Bare putting on Care wear Dput on5One of the boys _ standing by the lake Aare Bbe Cis Dam6Its 12 oclockThe Green family _ lunchAhave Bhas Care having Dis having一般过去时的用法 一、定义：1.表示过去发生的动作或存在的状态，常与表示过去时间的副词如：yesterday，last week，two hours ago等连用。My family moved here five years ago.I
19、was born in 1973.2.表示过去一段时间经常或反复发生的动作。这时可与频度副词如：often，usually，always等连用。He always worked into night those days.那些日子他总是工作到深夜。I often left on business in 1987.1987年我经常出差。3.表示过去发生的一连串动作。He put down the heavy box，took out the keys，and opened the door.They moved the chairs to the table，sat down and began
20、 to have supper.二、构成：1）be动词时:第一人称单数和第三人称单数用was, 其余的人称一律用were。否定句时在was/were后面加not，was not (wasnt)/were not (werent)。一般疑问句是把was / were提前并放到句首，要求首字母要大写。b.实义动词过去式的句式。肯定式：主语+动词过去式+其它。如：They had a good time yesterday.否定式：主语+did not(didnt)+动词原形+其它。如：They didnt watch TV last night.一般疑问句：Did+主语+动词原形+其它？肯定回答：
21、Yes，主语+did.否定回答：No，主语+didnt.如：Did they have a meeting two days ago? Yes，they did. / No，they didnt.特殊疑问句：特殊疑问词+did+主语+动词原形+其它？如：What time did you finish your homework?一般过去时专练一、用所给动词的适当形式填空。1. I _ (have) an exciting party last weekend.2. _ she _(practice) her guitar yesterday?No, she _.3. What _ Tom _
22、 (do) on Saturday evening? He _(watch) TV and _(read) an interesting book.4. They all _(go) to the mountains yesterday morning.5. She _(not visit) her aunt last weekend. She _ (stay) at home and _(do) some cleaning.6.When _ you _(write) this song? I _(write) it last year.7. My friend, Carol, _(study
23、) for the math test and _(practice) English last night.8. _ Mr. Li _(do) the project on Monday morning? Yes, he _.9. How _(be) Jims weekend? It _(be not) bad. 10. _ (be) your mother a sales assistant last year? No. she _.二、 翻译下列句子1.我过了一个忙碌但却刺激的周末。I _ _ _ _ exciting weekend.来源：(http:/ - 七年级英语时态讲解及专练（
24、三）_桃园守望者_新浪博客2.Jenny喜欢看书。昨晚她看了一本地理方面的书籍。Jenny likes _ _. She _ a book _ _ last night.3.Emma每天都练习弹吉他。可是昨天他没有练习。他为数学考试作准备了。Emma _ the guitar every day. But he _ _ yesterday. He _ _ the math test.4. 上周六他们做什么了？他们做作业和购物了。What _ they _ _ Saturday?They _ _ homework and _ _ _.三、句型转换1What day is it today？（用y
25、esterday改写句子） What dayyesterday？2He was at school yesterday（改为否定句） Heat school yesterday3We did our hom ework after supper（改为否定句） Weour hom ework after supper4They were in Beijing last week（改为一般疑问句，并作肯定回答） in Beijing last week？ ，5She had sports yesterday afternoon（改为一般疑问句并作否定回答）shesports yesterday afternoon？，6They read newspapers a moment agotheya moment ago？7He flew to Beijing with his robot yesterdayheto Beijing with his robot？8We came here because my parents worked hereyouhere？9The Greens moved to Shanghaito Shanghai？