小学英语常见时态与语法(讲解与练习).doc

1、小学英语语法【一】一般现在时一、一般现在时的功能1.表示事物或人物的特征、状态。如：The sky is blue.天空是蓝色的。2.表示经常性或习惯性的动作。如：I get up at six every day.我每天六点起床。3.表示客观现实。如：The earth goes around the sun.地球绕着太阳转。二、一般现在时的构成1.be动词：肯定句：主语+be(am,is,are)+其它。如：I am a boy. 我是一个男孩。2.行为动词：肯定句：主语+行为动词(+其它)。如：We study English.我们学习英语。当主语为第三人称单数(he, she,it)时

2、，要在动词后加-s或-es。如：Mary likes Chinese.玛丽喜欢汉语。动词+s的变化规则1一般情况下，直接加-s，如：cook-cooks,2以s. x. sh. ch. o结尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes3以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies特殊：have-has三、一般现在时的变化1.be动词的变化。否定句：主语+ be + not +其它。 如：He is not a worker.他不是工人。一般疑问句：Be +主语+其它。如：-Are you

3、 a student? -Yes. I am. / No, Im not.特殊疑问句：疑问词+一般疑问句。如：Where is my bike?2.行为动词的变化。否定句：主语+ dont( doesnt ) +动词原形(+其它)。如：I dont like bread.当主语为第三人称单数时，要用doesnt构成否定句。如：He doesnt often play.一般疑问句：Do( Does ) +主语+动词原形+其它。如：- Do you often play football? - Yes, I do. / No, I dont.当主语为第三人称单数时，要用does构成一般疑问句。如：

4、- Does she go to work by bike?- Yes, she does. / No, she doesnt.特殊疑问句：疑问词+一般疑问句？如：How does your father go to work?练习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 _t

5、hey often _(do) 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. 12.They _(have) the same hobby.13.My aunt _(look) after her baby c

6、arefully. 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 Saturda

7、y.小学英语语法【二】现在进行时 现在进行时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内的活动或现阶段正在进行的动作。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+ be + 主语 + 动词ing?但疑问词当主语时其结构为：疑问词+ be + 动词ing?标志词：look now listen Its +点钟动词加ing的变化规则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,

8、taste-tasting ,writewriting , rideriding ,havehaving comecoming dancedancing liveliving taketaking skateskating 3如果末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：swimswimming beginbeginning run-running, sitsitting putputting getgetting shopshopping stop- stopping现在进行时练习1.The boy _ ( draw)a picture now.2. Listen

9、 .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 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.9. Its

10、 5 oclock now. We _(have)supper now10._Helen_(wash )clothes? Yes ,she is .小学英语语法【三】一般将来时一、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 going to + do；will+ do.三、否定句：在be动词（am, is, are）后加not或情态动词will后加not成wont。例如：Im going t

11、o have a picnic this afternoon. Im not going to have a picnic this afternoon.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。例如：We are going to go on an outing this weekend. Are you going to go on an outing this weekend?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：Im going to New York soon. Whos goin

12、g to New York soon.2.问干什么。What do.例如： My father is going to watch a race with me this afternoon. What is your father going to do with you this afternoon.3.问什么时候。When.例如：Shes going to go to bed at nine. When is she going to bed?六、同义句：be going to = willI am going to go swimming tomorrow（明天）. = I will

13、go swimming tomorrow.练习11.Today is a sunny day. We _ (have) a picnic this afternoon.12.My brother _ (go) to Shanghai next week.13.Tom often _(go) to school on foot. But today is rain. He _ (go) to school by bike.14.What do you usually do at weekends? I usually _ (watch) TV and _(catch) insects?15.Its Friday today. What _she _ (do) this weekend? She _(watch) TV and_ (catch) insects.16.What _ (d0) you do last Sunday? I _ (pick) apples on a farm.What _ (do) next Sunday? I _ (milk) cows.17.Mary _ (visit) her grandparents tomorrow.18.Liu Tao _ (fly) kites in the