现在进行时讲解和练习.doc

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1、现在进行时【No. 1】构成:主语+ am/ is/ are +动词ing现在分词形式【No. 2】现在进行时的应用(1)当句子中有now时，常表示动作正在进行，这时要用现在进行时。如：They are playing basketball now.现在他们正在打篮球。(2)以look, listen开头的句子，提示我们动作正进行，这时要用现在进行时。如：Listen! She is singing an English song.听，她正在唱英语歌。(3)表示当前一段时间或现阶段正在进行的动作，且此时有this week, these days等时间状语，这时常用现在进行时。如：We are

2、 making model planes these days.这些天我们在做飞机模型。Where is your father? He is cleaning the car. 你父亲在哪? 他在那洗车。(4)描述图片中的人物的动作，也为了表达更生动。此时也常用现在进行时。如： Look at the picture. The children are flying kites in the park.看这幅图，那些孩子正在公园放风筝。【No. 3】现在进行时的变化肯定句式：主语+be( am, is, are)+现在分词+其它.否定句式：主语+be(am, is, are) +not +现

3、在分词+其它.一般疑问句：Be(am, is, are) +主语+现在分词+其它?特殊疑问句：疑问词+be(am, is, are)+主语+现在分词+其它?*. They are singing in the classroom.否定句：_一般疑问句：_肯定回答：_否定回答：_对“are singing”提问：_对“in the classroom”提问：_三. 用现在进行时完成下列句子1. We _ (play) games now.2. What are you _ (do) now? I _ (eat) bread.3. Its nine oclock. My father_ (work

4、) in the office.4. Look, the boy_ (put) the rubbish into the bin.5. _he_ (clean) the classroom? No, he isnt. He_ (play).6. Where is Max? He_ (run) on the grass.7. Listen, who_ (sing) in the music room?Oh, Mary_ (sing) there.8. Who _ over there now?A. singing B. are sing C. is singing D. sing9. Its e

5、ight oclock. The students _ an English class.A. have B. having C. is having D. are having10. Listen! The baby _ in the next room.A. crying B. cried C. is crying D. cries11. Look! The twins _ new sweaters.A. are wearing B. wearing C. are wear D. is wearing12. Dont talk here. Grandparents _.A. is sleeping B. are sleeping C. sleeping D. sleep