小学英语时态复习

小学英语时态复习讲解在英语中，由于谓语动作发生的时间不同，或表达不同时间存在的状态，谓语动词都要发生相应的变化，这种动词形式的变化就叫做动词的时态。小学英语教材中所接触到的时态只有四种。即；一般现在时，一般过去时，一般将来时和现在进行时。一、一般现在时用法：1. 表示经常发生的动作、行为或存在的状态。如：I get up at six every day.我每天六点起床。The sky is blue.天空是蓝色的。2.表示客观事实或普遍真理。如：The earth goes around the sun.地球绕着太阳转。The sun is bigger than the moon.太阳比月亮大。一般现在时的构成1. be动词：主语+be(am,is,are)+其它。如：I am a boy.我是一个男孩。2.行为动词：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，要在动词后加-s或-es。如：Mary likes Chinese.玛丽喜欢汉语。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 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 like English.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：- Does she go to school 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?动词第三人称单数的变化规则1一般情况下，直接加-s，如：cook-cooks, milk-milks2以s. x. sh. ch. o结尾，加-es，如：teach-teaches, wash-washes, watch-watches, go-goes 等。3以“辅音字母+y”结尾，变y为i, 再加-es，如：study-studies用括号内动词的适当形式填空。1. He often _(have) dinner at home.2.What _they often _(do) on Saturdays?3. The girl _(teach) us English on Sundays.4. Mike _(like) cooking.5. They _(have) the same hobby.6. You always _(do) your homework well.7. She _(go) to school from Monday to Friday.8.I _(go) to school from Monday to Friday.9.The child often _(watch) TV in the evening.10.What day _(be) it today? Its Saturday.按照要求改写句子1. Mike watches TV every evening.(改为否定句)_2. We do 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)_二、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主语+be（am /is/are）+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?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, taste-tasting3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：run-running, stop-stopping现在进行时专项练习：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 foodnow.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 Amy doing? She _(listen ) to music.9. Its5oclock now. We _(have)supper now10._Helen_(wash )the 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)_2The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)_3Im playing the football in the playground .(对划线部分进行提问)_4Tom is reading books in his study . (对划线部分进行提问)_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、陈述句基本结构：主语+be（am/is/are） going to + 动词原形+；I am going to fly kites tomorrow.He is going to fly kites tomorrow.will+动词原形. 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 to 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 climb mountains this weekend. Are you going to climb mountains this weekend?五、特殊疑问句1.问人。Who 例如：Im going to New York soon. Whos going to New York soon?2.问干什么。What do.例如： My father is going to go hiking with me thisafternoon. 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 goingto bed?六、同义句：be going to = willI am going to go swimming tomorrow（明天）. = I will go swimming tomorrow. 填空。1.我打算明天和朋友去野炊。I_ _ _ have a picnic with my friends.I _ have a picnic with my friends.2.下个星期一你打算去干嘛? 我想去打篮球。What _ _ _ _ _ next Monday? I _ _ _ play basketball.3.你妈妈这个周末去购物吗？是，她要去买一些水果。_ your mother _ _ go shopping this _? Yes, she _. She _ _ _ buy some fruit.4.你们打算什么时候见面。When _ you _ _ meet?改句子。5 Nancy is going to go swimming.（改否定句）Nancy _ going to go swimming.6. Im going to get up at 6:30 tomorrow.（改一般疑问句）_ _ _ to get up at 6:30 tomorrow?7. She is going to listen to music after school.（提问）_ _ she _ _ _ after school?四、 一般过去时表示过去发生的动作、行为或存在的状态。在一般过去时的句子中都有一个明确的过去的时间状语或联系上下文能确切知道动作发生在过去。一般过去时没有人称和数的变化，句中的动词一律用过去式。结构； 1.Be动词的一般过去时1.肯定句；主语+be 动词的过去式（waswere）+I was tired yesterday.我昨天很累。Yesterday was Monday. 昨天是星期一。2.否定句；主语+be动词的过去式（waswere）+not+Mike wasnt at home last weekend. 迈克上周末不在家。3.疑问句；be 动词的过去式（waswere）+主语+其他一般动词的过去时1.肯定句；主语+ 动词的过去式+I played the piano yesterday evening.我昨天晚上弹钢琴了。She watched TV last night. 她昨晚看电视了。2.否定句；主语+didnt + 动词原形+3.一般疑问句；Did +主语+ 动词原形+Did you play ping-pong last weekend?特殊疑问句：疑问词+did+主语+动词原形？ 如： What did Jim do yesterday?这可让他犯了难，施工现场距离项目部很远，没有车还真是不方便office, branch offices (jurisdiction), risk management, marketing management sector through supervision and inspection found problems, should be assigned the investigators are corrected in a timely manner. 27th the fifth chapter penalty under any of the following acts, then the relevant provisions to punish the investigators, according to the Bank. To constitute a crime shall be investigated for criminal responsibility: (A) on the business that are not involved in the investigation, issued a survey. (B) customer credit information are not thorough verification. (Iii) to participate in credit customer survey is not in place, customers and data is incomplete, untrue; he knows bear a counterfeited clients issuing credit. (D) does not provide for due diligence of credit business, pr