现在进行时定义.doc

现在进行时定义
定义：现在进行时表示现在正在发生的动 作或存在的状态。
结构：
1. 肯定句：主语+be ( is am are) +现在分词+其它。如：
We are having an English class now.
2. 否定句：主语+be (is am are ) +not+现在分词+其它。如：We are not having an English class now.
3. 一般疑问句：Be (is am are ) + 主语+现在分词+其它 +？
回答： Yes, 主语+be (is am are ) .
No , 主语+be (is am are ) +not。
如：Are you having an English class now?
Yes, we are .
No, we aren’t
4、 时间状语：now. look! Listen! 如：
1. Listen! Lily is dancing in the next room.
2. Look! The dog is running after the car
动词变现在分词的规则：
1. 一般情况下直接在词后加- ing . 如：
go---going ask---asking study---studying
do---doing drink---drinking fly-----flying
2. 以不发音的“e”结尾的，去“e”加- ing . 如：ride---riding make---making have---having
give---giving come---coming live---living
leave---leaving write---writing
注：see---seeing ( ee 是组合不去e)
3. 以重读闭音节结尾的，双写后一个辅音字母再加-ing. 如：
put---putting sit---sitting stop---stopping
shop---shopping get---getting swim---swimming
let---letting cut---cutting run---running
begin---beginning hit---hitting dig---digging
win---winning
4. 注：特殊词
lie----lying tie---tying die---dying
题例1用括号中动词的适当形式填空。
3. Look! The dog _____ (run) after the car
4. Listen! Lily ____ (sing) in the next room.
5. What ____ you ___ (do ) now ? I’m writing a letter.
6. Where is Kate ? She ___(climb) the hill over there .
7. It’s six o’clock in the morning .The Blacks ___ (have) breakfast.
8. He __ always ___ (think) of others. .
9. He ___ always ___ ( talk) in class.
10. Miss Guo __(teach) us Chinese this term. She ___ (be) a very good teacher . She often ___(talk) with us after class. Many of us like ___(talk) with her. Now, she __(talk) with Lily.
11. Listen! Who __ (read) English ? Han Meimei is. She often___ (read) English in the morning.
12. Where __(be) Tom and Jim ? They ___(play) football.___ Lin Tao (play) football ,too? No, he ___(mend) his bike.
13. Where ___ their father ____( work) ? He ___ (work) on a farm. But now he ____(not work) .He ___ (stay ) at home.
14. What time ___the shop ____ (close)? It ____ (close) at nine o’clock in the evening .But be quick ,it ___ ( be ,close) now. He ___(go) to school by bus every day.
15. Tom can not walk fast because he ___ (carry) a heave box .
16. Do you think the teacher _____(have ) meeting now?
17. Why is the girl __ (stand) at the door ? __ (ask) her to come in . It’s late spring. The weather ___ (get ) warmer and warmer .
题例2把下列句子变成现在进行时的句子
1. He throws a frisby every afternoon .
He ___ ____ a frisby now.
2. My parents often make cakes for me .
My parents _____ _____ cakes for me now .
3. They must clean the bed room once a week.
Look! They ___ ___ the bedroom.
4. The students read English everyday.
The students ___ ____ English everyday.
5.The monkey jumps up and down.
The monkey _____ ____ up and down.
题例3选择
1. Some are __ in the river and some are ___ games.
A. swiming , playing B. swimming , pliing
C. swimming ,playing D. swimming, plaing
2. Look! The boy students are __ football while the girl are ____
A. playing, dance B. playing ,dancing
C. play , dancing D. play ,dance
3. He ___ to do his lessons at eight every evening.
A. is begining B. is beginning C. begin D. begins
4. ____ he ____ on well with his friends this term?
A. Does , gets B. Does, get C. Is , getting D. Is geting
5. I __ to the cinema .I __ there every Sunday.
A. go ,go B. am going ,go
C. go , am going D. am going am going