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1、现在进行时 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. /No , they ar
2、e 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?三. 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 gogoing dodoin
3、g 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现在进行时专项练习：一、写出下列动词的
4、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 _ you _ ( do
5、) 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 .(分别改成一般疑问句和否定句)
6、_ _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 goes around the sun.地
7、球绕着太阳转。二. 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 play basketball after
8、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.否定句：主语+ doesnt+动词原形
9、(+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?三. 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 eateats cleancleans star
10、tstarts 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.时间标志：always , usua
11、lly , often , sometimes ,every 一般现在时专项练习：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. 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. There _(be) some water in the bott
