三年级英语现在进行时

现在进行时专项练习
I．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 _____________(h ave)supper now
10.______Helen____________(wash )clothes? Yes ,she is
11. Look! He (dive) now.
12. Tom ( watch ) TV in the dining room.
13. The doctors (get ) off the bus.
14. Come on. They ( leave ) now.
15. It (eat) fish now.
.II.写出下列动词的-ing形式
run swing jump
write do answer
read ________ draw _______ cook ________
make _________ talk _________ answer ________
wash _________ go _________ fly ________
III.连词成句。

1..is The water elephant its drinking with trunk.
_________________________________________
2 swim? really Can tigers
_________________________________________
3. reading are in They study the books
_________________________________________
4. is baby panda What doing? the
________________________________________
5. speak dad, Can your I to please.
_________________________________________
IV.选择填空
( ) 1. What are you _______ now?
A. doing
B. do
C. does
( ) 2. It’s _______ English book. A. a B. an C. the
( ) 3. I like English ________.
A. very
B. much
C. very much
( )4. I’m ________ an .
A. writing
B. writeing
C. writting
( ) 5. Tom is reading _________.
A. book
B. a books
C. a book
( ) 6. Kate is _______. A. runing B. running C. run ( ) 7. Can the rabbit ? A. jumping B. jump C. jumps ( ) 8. Ducks are swimming _______ the river.
A. on
B. under
C. in
( ) 9. We’re listening _______ music. A. to B. at C. of
( ) 10. What _______ they doing now?
A. is
B. am
C. are
( ) 11.What _____ you doing? A. is B. are C. do
( )12. ______ is your brother doing?
A. Who
B. What’s
C. What
( ) 13. I am talking ____ you. A. for B. to C. on
( ) 14. Mom is ______ a leter.
A. writing
B. write
C. writing
( )15. What is ________ doing? A. she B. her C. your
(一)A letter
Here is a letter from Jim to his friend in the USA Dear lily:
I am in China now. I go to school five days a week. The school a nd the food are good here. I have some Chinese friends. They are all very friendly to me. On Saturdays and Sundays we stay at home .In t he afternoon we play games. My Chinese friends like English very m uch. They ask me to teach them English and they teach me Chinese.
I like staying here.
Please write soon! 阅读短文，判断（T）or (F)
1、This letter is from Jim to Lily ( )
2、Jim likes Chinese food but he doesn’t like the school ( )
3、Jim is not at school on Saturdays and Sundays ( )
4、Jim thinks his Chinese friends are good to him ( )
5、Jim and his friends don’t play games. ( )
（三）What are the children doing?
What are you doing,children ?Oh, we are playing games,Look at LiLei,He is throwing the frisby with Jim .What about the twins? They are flying kites.The kites are very nice.One looks like a bird,the othe r is like a plane,LiTao is Playing
Basketball with me HanMei and MaLin are singing an English song u nder a big tree.
1、选择填空
( )1、_____ are throwing a frisby.
A、LiLei and LinTao
B、The twins
C、Jim and LiLei
D、
Jim and Litao
( )2、Han Mei is singing with _____
A、the twins
B、MaLin
C、Some girls
D、an English boy
( )3、How many kites do the twins have?
A、Zero
B、One
C、Two
D、Many
( )4、The twins` kites are ______
A、like a bird
B、like a plane
C、the same
D、very nice
( )5、_______ children are playing games now.
A、Eight
B、Seven
C、six D. five
1. 取一个碳酸饮料瓶沿着红线用美工刀切开，分成三份。

头部用来做水火箭的头部，中间部分用来做水火箭的尾翼部分。

2. 导向翼的制作方法一：选取泡沫棉，分别制作长
方形的固定装置和平行四边形的尾翼，再用速干胶固定。

导向翼的制作方法二：使用透明塑料薄板或者磨砂胶片，按图所示剪裁折叠，用电工胶带封边，再用速干胶水或者订书器固定在水火箭的尾部。

3. 将导向翼用电工胶带或者速干胶水安装在弹体的尾部，注意四个尾翼安装尽量对称。

每两个导向尾翼都相隔90度。

4. 将软橡胶火箭头安装在水火箭的头部，水火箭喷嘴安装在水火箭的尾部。

也可以将尾翼直接粘贴在高压仓上，可以简化制作步骤。