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1、-现在进行时-第 4 页四年级现在进行时归纳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（is/am/are）+V-ing.eg. He is doing his homework now.3现在进行时的否定句在be后加not。eg. He is not doing his homework now.4现在进行时的一般疑问句把be动词调到句首。eg. Is he doing his homework now?5现在进行时的特殊疑问的基本结构为： eg. Where are you going?eg. Who i
2、s singing?6. 标志词：look listen now动词现在分词的变化见下表：词尾情况变化方式例词一般情况加ingplay玩playing do做doing go去goingjump跳jumping sing唱singing ski滑雪skiingsee看见-seeing以不发音的e结尾去e加ingmake做makingtake拿到taking like喜欢likingcome来coming write写writingdance跳舞dancinghave有havingclose关closing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双写最后一个辅音字母再加
3、ingswim游泳swimmingsit坐sitting run跑runningget得到getting put放puttingbegin开始beginningjog慢跑jogging一、写出下列动词的现在分词：play_ run_ swim _ make_ go_ write_ ski_ read_ have_ dance_ put_ see_ buy _ love_ live_ take_ come _ get_ stop_ sit _ begin_ shop_二、用所给的动词的正确形式填空：1. Listen .Some girls _ (sing)in the classroom .2
4、. What _ you _ ( do ) now?3. Look . They _( have) an English lesson .4. They _(not ,water) the flowers now.5. Look! the girls _(dance )in the classroom .6. What is our granddaughter doing? She _(listen ) to music.7. Its 5 oclock now. We _(have)supper now8. _Helen_(wash )clothes? Yes ,she is .三、句型转换：
5、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.(对划线部分进行提问)_ 三、将下列句子改成现在进行时 1. Tom can speak Chinese._ 2. We have four lessons._ 3. I watch TV every day._ 4. She works in a hospital._ 5. Do you like this book?_ 6. Kitty and Ben have lunch at about twelve._ 7. His father can help them._ 8. Danny, open the door._ 9. They watch TV in the evening._