小学英语四大时态总结.doc

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1、Four short words sum up what has lifted most successful individuals above the crowd: a little bit more.-author-date小学英语四大时态总结小学英语四大时态总结小学英语四大时态总结一 一般现在时： 1. 一般现在时的简单用法：表示经常的，习惯性的动作或存在的状态。一般现在时经常与often，always，usually，sometimes，every day等时间状语连用。2. 一般现在时的构成方式 ：be, have 和行为动词用原形， 主语为第三人称单数时，谓语动词要相应地变为第三

2、人称单数形式：I go to work by busShe goes to work by bus.3. 第三人称单数动词的变化规则：A. 一般在动词后面直接加s: runs, gets, likes, sings, takes, readsB. 动词 以s, x, sh, ch, o结尾的，在其后面加es: watches, washes, goesC. 动词末尾以y结尾的且前面是辅音字母的，将y改为i加es, studystudies，flyflies, 如y前是元音字母，则直接加s，如buybuys, saysays4. be动词的变化。否定句：主语+ be + not +其它。 如：H

3、e 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?5. 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? -

4、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 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?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，也表示当前一段时间内的活动或现阶段正在进行的动作。2. 结构：be ( am, is, are )+doing (所有的动词+ing)3. ing 的变化规则：1）. 一般在动词末尾加-ing：work

5、working，studystudying2）. 以不发音的字母e结尾的，去掉e，再加-ing： havehaving， liveliving3）. 以重读闭音节结尾的动词，如果结尾只有一个辅音字母，双写该辅音字母，再加-ing：runrunningStopstopping，forgetforgetting，beginbeginning.4. 1)现在进行时的否定句在be后加not。2)现在进行时的一般疑问句把be动词调到句首。Is he working at home?3)现在进行时的特殊疑问的基本结构为： 特殊疑问词 + be + 主语 + 动词ing? What are you doin

6、g?三 一般过去时：I. 一般过去时的概念：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。如：last year, yesterday等； 也可表示过去经常反复发生的动作，常和often, always等频率副词连用。例如：I saw him in the street yesterday. 昨天我在街上看见他了。Li Mei always went to school on foot last year. 去年李梅总是步行上学。II. 一般过去时的构成动词过去式的构成：(1)规则动词过去式的构成有四条规则：一般在动词原形末尾直接加上-ed。如：look-looked。以

7、不发音的字母e结尾的动词，去e再加-ed。如：live-lived。末尾只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加-ed。如：stop-stopped。末尾是辅音字母+y结尾的动词，先变y为i，然后再加-ed。如：study-studied。(2)不规则动词的过去式需特殊记忆。如：am(is)-was, are-were, go-went, come-came, take-took, have (has)-had等。III. 一般过去时的几种句型肯定句结构为：主语+动词的过去式+其它。如：He went to the toy store yesterday. 他昨天去玩具店了。 否

8、定句结构为：主语+did not (didnt)+动词原形+其它。如：He didnt go to the toy store yesterday. 他昨天没去玩具店。一般过去时的一般疑问句的构成：Did+主语动词原形其它？如：1) -Did you go to Beijing last week? -Yes, we did. (No, we didnt.)2) -Did you meet the businessman before? -No, I didnt. (Yes, I did.)一般过去时的特殊疑问句的构成：疑问词did+主语动词原形其它？如：1) -What did you do

9、 last night? -I did my homework.2) -Where did you go last week? -I went to Shanghai with my parents.一般过去时口诀：否定句很简单，didnt 站在动词原形前，其它部分不要变。一般疑问句也好变，did放在句子前，主语、动词原形、其它部分依次站。特殊疑问句也简单，疑问词加一般疑问句记心间。小学阶段要掌握的几个动词的过去式: watched TV, washed clothes, played football, cleaned the room, visited grandparents, went

10、 to a park, went swimming, read a book, went fishing, went hiking, learned Chinese, sang and danced, took pictures, climbed a mountain, ate good food, bought presents, rowed a boat, saw elephants, went skiing, went ice-skating.5不规则动词过去式： am,is-was, are-were, do-did, see-saw, say-said, give-gave, get

11、-got, go-went, come-came, have-had, eat-ate, take-took, run-ran, sing-sang, put-put, make-made, read-read, write-wrote, draw-drew, drink-drank, fly-flew, ride-rode, speak-spoke, sweep-swept, swim-swam, sit-sat四一般将来时一般将来时：表示将要发生的动作或即将要做的事情，通常用“be going to + 动词原形”或是“will/shall+动词原形”构成，与一般将来时连用的时间状语有：t

12、omorrow， next month, in the future, soon, in three days等“shall/will+动词原形”，表示将来某个时间要发生的动作或存在的状态。其中shall通常用于主语是第一人称，will可以用于主语是各种人称，其否定形式缩写分别为shant 和wont. 例如：I will arrive tomorrow. Shall we go to the park this weekend? I shant go there tomorrow.be going to+动词原形：表示即将要发生的或打算最近要做的事情。It is going to rain.

13、 We are going to watch a football match this evening.3. go, come, start, move, sail, leave等动词可用于进行时态，表示按计划即将发生的动作I am leaving for Beijing tomorrow.4. 否定句：在be动词（am, is, are）l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.5.一般疑问句： be

14、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?6.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。 a. 问人。Who 例如：Im going to New York soon. Whos going to New York soon. b. 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?-