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现在进行时讲解与练习
一.现在进行时概念：
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。
二. 现在进行时结构;B e＋ving
三.现在进行时几种句型用法：
①陈述句(肯定句)
主语＋be(am, is, are)+现在分词，如：
I am reading English.我正在读英语。
He is writing.他正在写字。You are running.你正在跑步。
②、一般疑问句
Be(Am, Is, Are)+主语＋现在分词，如：
1. -Are you singing?你正在唱歌吗？-Yes, I am.是的，我在唱歌。
(No, I'm not.不，我不在唱歌。)
2. -Is he (she) listening to music?他(她)在听音乐吗？
-Yes, he (she) is.是的，他(她)在听音乐。
[No, he (she) isn't.不，他(她)不在听音乐。]
③、特殊疑问句
疑问词＋be (am, is, are)＋主语＋现在分词，如：
1. -What are you doing?你正在干什么？
-I am doing my homework.我正在做作业。
2. -What is he (she) doing?他(她)正在干什么？
-He (She) is riding a bike.他(她)正在骑自行车。
④否定句
主语＋be(am, is, are)＋not+现在分词
I am no t reading English我不在读英语。
【注】这里的现在分词指的是ving形式；像look(看)、listen(听)、now(现在) 常出现在现在进行时态句子中。请看：
1.Look! Jack is swimming.看！杰克正在游泳。
2.Listen! She is singing.听！她正在唱歌。
3.I am cleaning my room now.现在我正在打扫房间。
四.动词加ing的变化规则
1．一般情况下，直接加ing，如：cook-cooking
2．以不发音的e结尾，去e加ing，如：make-making, taste-tasting
3．假如末尾是一个元音字母和一个辅音字母，双写末尾的辅音字母，再加ing，如：run-running, stop-stopping
现在进行时基础专项练习：
一、写出下列动词的现在分词：
play________ run__________ swim _________make__________
go_________ like________ write________ _ski___________ read________ have_________ sing ________ 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.The boy __________________ ( draw)a picture now.
2. Listen .Some girls _______________ ( sing)in the classroom .
3. My mother _________________ ( cook )some nice food now.
4. What _____ you ______ ( do ) now?
5. Look . They _______________( have) an English lesson .
6.They ____________(not ,water) the flowers now.
7.Look! the girls ________________(dance )in the classroom .
8.What is our granddaughter doing? She _________(listen ) to music.
9. It’s 5 o’clock 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)
①___________________________________________________________
__ ②___________________________________________________________
__
2．The students are cleaning the classroom . ( 改一般疑问句并作肯定和否定回答)①_________________________________________________________
_______ ②_ ___________________________________
③_____________________________
3．I’m playing the football in the playground .(改为否定句)
_________________________________________________________________ 4．Tom is reading books in his study . (改为一般疑问句)
_________________________________________________________________
5. My mother is cooking some nice food now. ( 改一般疑问句并作肯定和否定回答)
①_________________________________________________________________
②_ ___________________________________
③_____________________________
6.They are not watering the flowers now. (改为肯定句)
现在进行时态提高题
一.填空题
1．Mr Zheng (read) a book now.
2. The rabbits (jump) now.
