现在进行时讲练

1、现在进行时1现在进行时(The Present Progressive Tense) 1)现在进行时表示现在(说话瞬间)正在进行或发生的动作。例如： The students are listening to the teacher. He is watching TV now. 现在进行时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。例如： We are working on a farm these days. I am writing a book this month.2)现在进行时是由助动词be(am/is/are)加动词-ing形式构成的。以动词work为例，现在进行时的肯定

2、式、否定式、疑问式和简略答语如下：肯定式否定式I am working.You are working.He/She/It is working.We/You/They are working.I am not working.You are not working.He/She/It is not working.We/You/They are not working.疑问式和简略答语Am I working?Yes, you are.No, you are not(arent).Are we working?Yes, we/you are.No, we/you are not(arent)

3、.Are you working?Yes, I am.No, I am not.Are you working?Yes, we are.No, we are not(arent).Is he/she/it working?Yes, he/she/it is.No, he/she/it is not(isnt).Are they working?Yes, they are.No, they are not(arent).3)动词-ing形式的构成：规则动词原形-ing形式一般在动词原形末尾加-ing。goasklookgoing/'gi/asking/': ski/looking

4、/'lki/以不发音字母e结尾的动词，先去掉e，再加-ing。writemaketakewriting/'raiti/making/'meiki/taking/'teiki/以重读闭音节结尾的动词，如果末尾只有一个辅音字母，应先双写这一字母，再加-ing。getsitputrunbegingetting/'geti/sitting/'siti/putting/'pti/running/'rni/beginning/bi'gini/现在进行时句型变化单项练习请将下列句子变成一般疑问句，并给出肯否定回答。1I am watch

5、ing TV.2She is looking at the flowers.3They are taking photos in the park.4We are having a good time.5John is swimming at a pool.请将下列句子变成否定句。6The Green family are eating dinner.7Tom is watering the grass.8The Wangs are listening to the music.9Jacks father is cleaning his car.10We are going to visit

6、you next month.请对划线部分提问。11Class Two are having an English lesson now.12John is writing a letter.13We are cleaning the classroom.14Jim is swimming in the river now.15My uncle is reading a newspaper at home.请将下列句子根据标志性时间词转换时态。16We often do some shopping on Sunday.(now)17They usually swim at this pool.

7、(look)18John sometimes eat out.(at this time)19His sister brushes her teeth at home.(at the moment)20Jay Chou plays the piano every day.(listen)参考答案：1Are you watching TV? Yes, I am./ No, Im not.2Is she looking at the flowers? Yes, she is./ No, she isnt.3Are they taking photos in the park? Yes, they

8、are./ No, they arent.4Are you having a good time? Yes, we are./ No, we arent.5Is John swimming at a pool? Yes, he is./ No, he isnt.6The Green family arent eating dinner.7Tom isnt watering the grass.8The wangs arent listening to the music.9Jacks father isnt cleaning his car.10We arent going to visit you next month.11What are class Two doing now?12What is John doing?13What are you doing?14What is Jim doing in the river now?15What is your uncle doing at home?16We are doing some shopping now.17Look, they are swimming at this pool.18John is eating