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1、现在进行时 （unit1&unit5）一意义当表示现在正在进行的动作或正在发生的事。二:be (am, is ,are )+动词现在分词-ing形式 肯定句：主语 + be + 现在分词V-ing (+ 其他) eg: The children are playing in the park . 否定句：主语+be+not+动词-ing +其他. eg:The children are not playing in the park. 一般疑问句：Be+主语+动词-ing +其他? eg:Are the children playing in the park? Yes, they are.
2、/No , they are not. 特殊疑问句：特殊疑问词+be+主语+动词-ing+其他? eg:What are they doing now?3. 现在分词的构成： (1)一般在动词末尾直接加ing,如：playplaying sleepsleeping looklooking throwthrowing barkbarking listenlistening climbclimbing crycrying callcalling washwashing eateating brushbrushing drinkdrinking combcombing cleancleaning g
3、ogoing dodoing rainraining talktalking growgrowing openopening singsinging eateating walkwalking (2)以不发音字母e结尾的动词，先去掉e,再加ing， 如：bitebiting write writing have having dancedancing (3)以重读闭音节结尾的动词，中间只有一个元音字母，词尾只有一个辅音字母，应双写末尾的辅音字母，再加ing, 如： sitting running swimming shopping 四.时间标志now，句前的look ,listen现在进行时专
4、项练习：一、写出下列动词的现在分词：play_ run_ swim _eat_ go_write_ sit_ read_ have_ wash sleep _ look_ throw_ bark_ listen_climb_ bite_ cry_ clean call_sit _ shop_ brush drink comb 二、用所给的动词的正确形式填空：1.The children _ ( play)in the park now.2. Lingling_ ( sit)on a swing now .3. My mother _ ( sit )on a bench now.4. What
5、_ you _ ( do ) now?5. Look . He _( sleep).6.The dog _(look) at the children now.7.Look! Mingming _(throw )stones at the dog .8.What is our granddaughter doing? She _(drink ) water.9. Its 5 oclock now. We _(have)supper now.10._Helen_(wash )clothes? Yes ,she is .三、句型转换：1. They are doing housework .(分别
6、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 listening . (改为否定句) _一般现在时（unit2）一意义 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 go
7、es around the sun.地球绕着太阳转。2. 构成及变化 1.be动词的变化。肯定句：主语+be(am,is,are)+其它。如：I am a boy.我是一个男孩。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。 当主语为第一，二人称及复数时，助动词为do肯定句：主语+动词原形(+其它)。如：We often pla
8、y basketball after school.否定句：主语+ dont+动词原形(+其它)。 如：we dont play basketball after school.一般疑问句：Do +主语+动词原形+其它?如： Do you often play basketball after school l? Yes, we do. / No, we dont.特殊疑问句：疑问词+以do开头的一般疑问句?如： What do you often do after school ?当主语为第三人称单数时 ,助动词为does肯定句：主语+动词三单式(+其它)。如： He swims well.
9、否定句：主语+ doesnt+动词原形(+其它)。如：He doesnt swim well.一般疑问句：Does +主语+动词原形+其它。如：Does he swim well ? Yes, he does. / No, he doesnt.特殊疑问句：疑问词+以does开头的一般疑问句?如： How does your father go to work?3. 第三人称单数的动词变化规则(只有在第三人称为主语的肯定句中，动词才用三单式)(1)多数动词直接加s: 如：runruns getgets likelikes makemakes leaveleaves wavewaves eatea
10、ts cleancleans startstarts taketakes playplays climbclimbs telltells saysays looklooks pickpicks turnturns(2)结尾是s, x, sh, ch, o,前为辅音字母,结尾加es :watchwatches gogoes dodoes washwashes brushbrushes(3)动词末尾y前为辅音:将y改为i加es: studystudies flyflies carrycarries crycries但在y前如果为元音则直接加s:buys says (4)不规则变化havehas 四
11、.时间标志：always , usually , often , sometimes ,every 一般现在时专项练习：1、 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) us English on Sundays.9. She and I _(take) a walk together every evening.10.
