(共30张PPT)
Who cleans your room
Lesson 29 Come in, Amy.
shut [ t] v. 关门
bedroom [ bedr m] n. 卧室
untidy [ n ta di] adj. 不整齐
must [m st] modal verb 必须
clothes [kl z] n. 衣服
wardrobe [ w :dr b] n. 大衣柜
open [ p n] v. 打开
air [e ] v. 使……通风
put [p t] v. 放置
dust [d st] v. 掸掉灰尘
sweep [swi:p] v. 扫
shut
bedroom
must
untidy
open
put
air
clothes
sweep
wardrobe
dust
open the door
shut the door
air the room
dust the cupboard
sweep the floor
make the bed
How must Amy clean the
floor
How must Amy clean the
floor
She must sweep the floor.
Read aloud
Mrs. Jones: Come in, Amy.
Shut the door, please.
This bedroom's very untidy.
AMY: What must I do, Mrs. Jones
插入[j]
Mrs. Jones: Open the window and air the room.
Then put these clothes in the wardrobe.
Then make the bed.
Dust the dressing table.
Then sweep the floor.
Read aloud
铺床
Come in.
Shut the door.
What must I do
Open the window
& air the room.
Put the clothes
in the wardrobe.
Make the bed.
Dust the dressing table.
Sweep the floor.
untidy adj.不整洁的
tidy 整洁的
un- 否定前缀
happy-unhappy
clean-unclean
lucky-unlucky
friendly-unfriendly
情态动词must表示“必须”，后面+动词原形。
后面+动词原形。
You must keep the desk clean.
否定：mustn’t 翻译为“禁止，绝不可以”
You mustn’t eat in the classroom.
疑问句：将must提前到主语前
Must I do homework now
Yes, you must.
No, you needn’t(不必).
clothes n.
衣服的总称，只有复数形式
肯定句：
There are some clothes in the wardrobe.
一般疑问句：
Are there any clothes in the wardrobe
否定句：
There aren’t any clothes in the wardrobe.
Lesson 30 What must I do
Let’s retell
Mrs. Jones: _____in, Amy.
_____the door, please.
This bedroom's very _____.
AMY: What _____I do, Mrs. Jones
Come
Shut
untidy
must
Let’s retell
Mrs. Jones:
_____ the window and air the room.
Then _____ these clothes in the wardrobe.
Then _____ the bed.
_____ the dressing table.
Then _____ the floor.
Open
put
make
Dust
sweep
祈使句：表示命令、建议和邀请的句子。
Come in, Amy.
Shut the door, please.
Open the window.
Dust the dressing table.
动词原形开头
,省略主语you.
You
You
You
You
please既可以放在句首，也可以放在句尾，表示委婉的语气。
祈使句的否定句：在动词前面直接+Don’t.
Open the window.
Don’t open the window. It’s too cold.
empty [‘empt ] v. 使……变空
read [ri:d] v.读
sharpen [' ɑ:p n] v.削尖
put on [p t- n] 穿上
take off [te k- f] 脱下
turn on/off
打开/关上 (电源、水源)
the TV/ stereo/ radio/ fan/light/tap
open/shut
打开/关上
the door/ box/ window
turn on [t n- n] 开
turn off [t n- f] 关
Listen and repeat
What must I do
Listen and repeat
What must I do
What must I do
Listen and repeat
What must I do
What must I do
模仿例句写出相应的祈使句。
举例：The cup isn’t empty.
1. The window isn’t clean.
2. The door isn’t shut.
Empty it!
Clean it!
3. The wardrobe isn’t open.
Shut it!
Open it!
60页·书面练习·A
60页·书面练习·B
Thanks for watchingNEW ONE LESSON 29-30
姓名：__________ 得分：_________
单项选择
( )1. Come in________ sit down.
A./ B. please C. but D. and
( )2. ________ your books, please.
A. Turn on B. Open C. See D. Shut on
( )3. It's dark in the living room. ________ the lights.
A. Shut B. Turn on C. Open D. Put on
( )4. A: Mum, I'm tired. I want to go to bed.
B: You must ________ your face and feet first.
A. washing B. washes C. wash D. to wash
( )5. It's snowing. You ________ drive so fast.
A. needn't B. aren't C. don't D. mustn't
( )6. A: ________ B: You must finish your homework.
A. What I must do B. What you must finish
C. What must I do D. What I must finish
( )7. The cupboard's very dirty. ______the clothes in it.
A. Isn't put B. Please doesn't put
C. Don ' t put D. Please put
( )8. I feel hot. I______ take off my coat.
A. am B. don't C. am not D. must
( )9. A: The room is dirty. B: Let's dust the table _______sweep the floor.
A. and then B. than and C. and than D. Then
( )10. It's still early. You _______ be in a hurry.
A. have to B. mustn't C. needn't D. must
