一.概念：表达现在正在做某事。(标志词：now 现在, look 看, listen 听,  at present  目前at the moment  此刻，right now  立刻

二．基本结构：

a.肯定句: 主语+be（即am is are） +v-ing+其它.

   如: I am reading a book.

b.否定句：直接在be后加not.

   如：I am writing.

       I am not writing.

c.一般疑问句及回答:问句,直接把be提前,肯定回答:Yes,主语 +be 

否定回答: No,主语+be+not   -----Are you drawing ?-----Yes,I am./No, I’m not

三、规则动词变化规律：

四、达标训练

I.用所给动词的适当形式填空.

1.Look! The cat____________(run)up the tree.

2.The twins__________(have)breakfast.

3.----___he ________(clean) the   blackboard?    ----No,he isn’t.

4.Tom__________(play)the piano in the room.Please ask him to come here.

5.Listen! They____________(sing)in the classroom.

6. My parents _______（watch）TV now.
7. Look. Three boys _______（run）.
8. What _______ your mother _______（do）now?
9. _______ your dog _______ now?（sleep）
10. _______ you _______（listen）to music? Yes, I am.
11. Look, Miss Chen _______ football.（play）
12. Now Class 3 and Class 4_______（have）a test.
13. Listen, someone _______（sing）in the classroom

14. ——Where is Zhang Yan?
      ——She _______（talk）with her teacher in the teacher’s office.

II．汉译英

1.我们正在看电视._______________________________________________________________

2.他们正在打扫教室. ____________________________________________________________

3.汤姆正在吃早饭. ______________________________________________________________

4.那对堂兄弟正在睡觉. __________________________________________________________

5.男孩子们正在踢足球. __________________________________________________________

6.她正在铺床. __________________________________________________________________

7.我正在玩电脑游戏. ____________________________________________________________

8.你们正在听音乐吗? ____________________________________________________________

III.选择填空.

1.My mother is _____TV.

A.looking at B.seeing C.reading D.watching

2.---____you ____a book? ---Yes,I am.

A.Do,read B.Are ,read C.Are ,reading D.Are ,looking

3.Kate _____,the others _____.

A.sing,listen    B.is singing,is listening C.sing,are listeningD.is singing,are listening

4.I ___my eraser,but I can’t ______ it.

A.look for ,finding B.am finding,look for C.am looking for,find D.find,look for　

5. Who ______ over there now?
     A. singing     B. are sing     C. is singing
6. It’s nine ten. The students ______ a music class.
     A. have     B. having     C. are having
7. Listen! The boy _______.
     A. crying     B. is crying     C. cries
8. Don’t talk here. Grandparents ______.
     A. sleep     B. is sleeping     C. are sleeping

9.我在照看孩子.（ ）
(A)I am looking after the baby.(B)I'm look aftering the baby.(C)I look am aftering the baby.(D)I looking after the baby.
10._____friend's making______a kite.
(A)I,me (B)My,my(C)My,me (D)His,his
11.Is the woman ______ yellow your teacher?
(A)in (B)putting on(C)wearing (D)having
12.Look!The twins_____their mother do the housework.
(A)are wanting (B)help(C)are helping (D)are looking
13._____are the birds doing? They are singing in a tree.
(A)Who (B)What(C)How (D)Where
14.Is she____something?
(A)eat (B)eating(C)eatting (D)eats
15.你在干什么?
(A)What is you doing?(B)What are you do?(C)What are you doing?(D)What do you do?
16.What are you listening_____?
(A)/ (B)for(C)at (D)to
17.我正在听他说话.
(A)I listening to him.(B)I'm listening to him.(C)I'm listen to him.

(D)I'm listening him.
18.They are_____their clothes.
(A)makeing (B)putting(C)put away (D)putting on
19.Listen! She____in the classroom.
(A)is singing (B)sing(C)to sing (D)is sing
20.Today Jim______ his white shirt and brown trousers.
(A)is putting on (B)wear(C)put on (D)is wearing
21.______are you eating?I'm eating______meat.
(A)What,some (B)Which,any(C)Where,not (D)What,a
22.They______TV in the evening.They do their homework.
(A)are watching (B)can't watching(C)don't watch (D)don't watching
23.The children_____football.
(A)is playing (B)are playing(C)play the (D)play a
24.They are flying kites.
(A)他们喜欢放风筝. (B)他们在放风筝吗?(C)他们在放风筝. (D)他们常放风筝.
25.Here are many books. Please_____them.
(A)look (B)write(C)count (D)taking
26.Look,They are swimming in the river.
I want_____you.
(A)to go with (B)go with(C)helping (D)help
27.The man_____(work)mear the house now.
28.Look.Lucy is_____a new bike today.
(A)jumping (B)running(C)riding (D)takeing

Ⅳ. 根据中文提示完成句子：
   1. 小花不是在写作业，她在画画。
     Xiao Hua ______ ______ homework. She ______ ______ pictures.
   2. 今天李老师穿着一件红色的连衣裙。
     Miss Li ______ ______ a red dress today.
   3. 你爷爷在看报纸吗？
     ______ your grandpa ______ the newspaper?
   4. Tom和Jim在做什么？
     ______ ______ Tom and Jim ______?
   5. 他们是在打篮球还是在打排球？
     ______ they ______ basketball ______ volleyball?
   6. 孩子们在干什么？他们正在唱歌、跳舞。
     ______ ______ the children ______? They ______ ______ and ______.
   7. 你喜欢跑步吗？不。
     ______ you ______ ______?   No, ______ ______.

　8、“格林先生在看电视吗？” “不，他在打扫房间。”“______ Mr Green ______ TV?” “______, He ______ ______ the house.”
　　9、魏芳不是在读书，她在写信。Wei Fang ______ ______ a book. She ______ _____ a letter.
　　10、今天天气怎么样？_______ is the weather today?   或______ is the weather _____ today?
　　11、我正在通过收音机学 (study) 英语。 I _______  ______ English on the radio.

Ⅴ. 改错：
   1. People like swiming in summer.（     ）
     ______________________________________________________
   2. He is going to go the park with his mom. （     ）
     ______________________________________________________
   3. Are you listen to me?（     ）
     ______________________________________________________
   4. I not writing a letter.（     ）
     ______________________________________________________

VI、写出下列动词的现在分词形式
1.work______ sing______ play______ study__________2.dance_____   have_____ 

write______   take______3.run______   sit_______     shop_____  swim_______

VII、现在进行时：表示现在进行的动作句子结构：be+动词ing标志词：now, look, listen，It’s …o’clck,

1. What are you _________(do) now? I ___________(eat) bread.

2. It’s nine o’clock. My father_______________(work) in the office.

3.   Look, the boy____________(put) the rubbish into the bin.

4.   __________he__________(clean) the classroom? No, he isn’t. He____________(play).

5.  Listen, who____________(sing) in the music room? Oh, Mary_____________(sing) there.

VIII.按要求改写句子                                                                              
1. The boy is playing basketball.
否定句：____________________________
一般疑问句：_________________________
肯定回答：__________________________
否定回答：__________________________
对“is playing basketball”提问：__________________________
对“ The boy”提问：__________________________
2. 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：__________________________________________
3.仿照例句造句:Model:read a book
--What are you doing?
--I'm reading a book.
 paint a picture_______________________________________________________________
 b.clean the blackboard____________________________________________________________
4.The birds are singing in the tree.(就划线部分提问)____________________________________
5.She is closing the door now.(改成否定句)
______________________________________________________
6.You are doing your homework.(用"I"作主语改写句子)
______________________________________________________

7.The Young Pioneers are helping the old woman.(改成一般疑问句)
______________________________________________________