(共20张PPT)
Unit 8 Section B (1a-1e)
人教版九年级全册
Content
Learning objectives
01
Lead-in
02
Presentation
03
Listening
04
Summary
05
Homework
06
目录
Learning objectives
After learning this lesson, you can:
Make inferences by using “must, may/might, can/could, can’t”
Lead-in
What’s this？
It’s a UFO.
What’s in the UFO？
It’s an alien.
Lead-in
What is the alien doing
sleeping
exercising
riding a bike
He can’t be _________.
He could / might be __________.
He must be ______________.
Lead-in
What is the alien doing
He can’t be _________________.
He could / might be _____________.
He must be ______________.
reading a book
reading a book
reading a magazine
watching TV
Presentation
1a
Look at the pictures. Then use the words in the
box to write a sentence about each picture.
What can you see
How did the man feel
Can you predict what happened to the man
land man UFO run alien run after
Presentation
1a
land man UFO run alien run after
Talk about the pictures.
a. __________________________________
b. __________________________________
c. __________________________________
A UFO is landing.
The alien is running after the man.
The man is running, looking afraid.
What’s the truth
Listening
1b
Listen and number the pictures〔1-3〕in 1a. Then write two or three sentences to finish the story.
2
3
1
__________________________________________________________________________________________________________
A woman is filming with a camera.
They are making a movie.
Listening
1c
Listen again. Complete the sentences.
They see The man says The woman says
1. a man running. He could be __________ __________. He might be ______________
2. Something in the sky. It could be ____________ It must be ____________
3. A strange creature. It must be __________ I must be ____________
4. a woman with a camera. She could be_________________ They must be ____________
a plane.
a UFO.
an alien.
dreaming.
from the TV news.
making a movie.
running for
late for work.
exercise
Post-listening
Man: Hey, look at the man running down the street. I wonder _________________.
Woman: He ________ running for exercise.
Man: But he’s wearing a suit. He ________ late for work.
Woman: He looks kind of afraid. (pause) Oh, no! What’s that
might be
could be
Man: Where Woman: There’s something in the sky.
Man: It _________ a plane.
Woman: No, it ________ a plane. It’s too big. It ________ a UFO.
Man: A UFO What’s going on
Woman: Look, now the UFO is landing …
could be
can’t be
must be
Man: And there’s something strange getting out. It ________ an alien.
Woman: And the alien is ____________ the man! I must be dreaming.
Man: Maybe we should call the police. (pause) Hey, wait a minute. What’s that
must be
running after
Woman: Where Man: Over there.
Woman: It’s a woman with a camera. Man: She ________ from the TV news.
Woman: No, look at all those other people. They’re actors. Oh! They _______ making a
movie.
could be
must be
他可能跑步是为了锻炼。
我一定在做梦。
他们一定在拍电影。
what’s happening
Post-listening
1d
Role play the conversation between
the man and woman.
A: Why do you think the man is running
B: He could be running for exercise.
A: No, he’s wearing a suit. He might be running to catch a bus to work.
Key points
③They must be making movies.
情态动词+_____ +________ ；表示对____________的情况进行推测。
be
正在发生
V- ing
巩固练习
①她可能正在打篮球. She _____ _____ _______ basketball.
②他可能正在看书。 He _____ ______ _______
③她妈妈一定在做饭。Her mom _____ ________ ______ .
might be playing
could be reading
must be
cooking
Key points
He’s wearing a suit.
（1）suit n. 西服; 套装
That suit cost me over 600 yuan. 那件西服花去我600多元。
suit v. 适合, 适宜于
（2）suit sb. fine / well 很适合某人
Blue suits her very well, I think. 我认为蓝色很适合她。
【注意】 fit 作动词, 意为“合适”, 但常用于指大小、尺寸合适;
suit 指颜色或款式适合。
The coat doesn’t fit me. 这件上衣我穿着不合身。
This dress suits you beautiful. 这件衣服你穿非常合适。
Practice
1
3
4
一、根据汉语意思完成句子，每空一词。
1.她不可能正在等你。
She__________ __________ __________for you.
2.这肯定是李明的英语书。
This English book__________ __________ __________Li Ming.
3.这个篮球可能是鲍勃或彼得的。
This basketball__________ __________Bob's or Peter's.
4.她的表准是停了。我去叫她。
Her watch__________ __________ __________.I will go and call you.
5.一定有人偷苹果。
There__________ ________somebody________apples.
might
be
can't
be
waiting
must
belong
to
must
have
stopped
must
be
stealing
Post-listening
3
4
二、单项选择
5. — Bob, shall we go and meet our new classmate
— Sorry. I’m busy now. But you ______ask David to go with you. He is free.
A. need B. may C. would D. must
6. — ______ I borrow your history book
— Sure. Here you are.
A. Must B. May C. Need D. Will
7. Cars, buses and bikes ________ stop when the traffic lights change to red.
A. can B. may C. must D. need
8. The magazine ________ be Lily’s, for we can find her name on the cover.
A. may B. might C. could D. must
Summary
1.某个奇怪的东西
2.一个带相机的女人
3.跑步锻炼
4.跑着赶车去工作
5.穿西装
something strange
a woman with a camera
run for exercise
run to catch a bus to work
wear a suit
Homework
Recite the useful expressions.
Role play the conversation in 1b.
谢谢
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