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(共17张PPT)
Unit 8 It must belong to Carla.
Section B 1a-1d
教学目标
学生能听懂并识别与外星人、UFO事件相关的核心词汇：land, alien, run after, suit...
学生能通过听力理解一个简单的故事序列。
学生能初步理解并使用表示“推测”的情态动词：could, might, must。
学生能根据图片和听力线索，完成简单的句子和角色扮演。
What are they doing？
She must/might/could be ______________.
reading a book
She must/might/could be ______________.
crying
Have you ever seen it
It could/might/can’t/must be _________.
UFO
Any object that flies and cannot initially (最初) be identified as an airplane, helicopter, blimp, balloon, kite, or any other object that normally flies, is a UFO. Many flying objects that are listed as a UFO can later be identified as an object made on Earth, then they can be called an IFO, or identified flying object.
alien
Look at the pictures. Then use the words in the box to write a sentence about each picture.
1a
land man UFO run alien run after
追逐；追赶
run after 在……后面跑、追
run away 逃跑
run out 用完；耗尽
run out of 用完；耗尽
Look at the pictures. What can you see
an alien
a UFO
is landing
a man
is running
land man UFO run alien run after
c. ________________________________
an alien
a man
b. ________________________________
run after
追赶
An alien is running after the man.
is running
a man
, he looks afraid.
2
3
1
Listen and number the pictures[1-3]in 1a.Then write two or three sentences to finish the story.
1b
Listen again. Complete the sentences.
1c
They see … The man says … The woman
says …
1. a man running he might be _____ _______________ he could be _________
________________
2. something in the sky it could be _________ it must be _________
3. something strange it must be ______ _______________ I must be __________
4. a woman with a camera she could be _____ _______________ they must be _________________
for work
for exercise
a plane
a UFO
late
running
alien
dreaming
the TV news
making a movie
from
an
Man: Hey, look at the man running down the street. I wonder what’s happening.
Woman: He could be running for exercise.
Man: But he’s wearing a suit. He might be late for work.
Woman: He looks kind of afraid. (pause) Oh, no! What’s that
Man: Where
Woman: There’s something in the sky.
Man: It could be a plane.
Woman: No, it can’t be a plane. It’s too big. It must be a UFO.
Man: A UFO What’s going on
Woman: Look, now the UFO is landing …
Tapescripts
Man: And there’s something strange getting out. It must be an alien.
Woman: And the alien is running after the man!I must be dreaming.
Man: Maybe we should call the police. (pause) Hey, wait a minute. What’s that
Woman: Where
Man: Over there.
Woman: It’s a woman with a camera.
Man: She could be from the TV news.
Woman: No, look at all those other people. They’re
actors. Oh! They must be making a movie.
Role-play a conversation between the man and the woman.
1d
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.
do you think 作插入语的用法：
常放在特殊疑问词之后，结构为“特殊疑问词+do you think+主语+谓语(+其他) ”， think后必须用陈述语序。
过去式、过去分词均为caught，catch a bus意为“赶上公共汽车”。
情态动词+be+doing sth. 表示对正在发生的事情的推测
A: Why do you think___________ _________
B: ____________________.
A: No, ______________________.
/ Yes, ___________________.
Make your own conversations
something in the sky
it could be
a plane
it must be
a UFO
he’s wearing a suit.
suit 作名词时，意为“西服；套装”，通常指用同样衣料做的短上衣和裤子或裙子。
suit作动词时，意为“适合”，无被动语态且不用于进行时。suit sth. to sth./sb. 表示“使适合（或适应）某事物（或人）”。
suit
fit
意为“适合”，侧重于条件、身份、心意、需要等。
eg:
1. The shoes _______you well.
这双鞋子适合你。
2. The shoes____me well.
这双鞋子我穿着很合适。
意为“适合；合身”，侧重形状和尺寸合适，引申为“吻合”。
（侧重款式颜色与品质适合）
（侧重大小合脚）
suit
fit
1. 追赶 ______________
2. 一些奇怪的事 ______________
3. 跑步锻炼 ______________
4. 赶公交车 ______________
5. 穿西装 ______________
run after
something strange
run for exercise
catch a bus
wear a suit
Exercise
Ⅰ. 短语翻译
1.他肯定正在房间里看书。
3.他不可能正在房间里看书。
2.他可能正在房间里看书。
He _______________ in the room.
He _____________________ in the room.
He _______________ in the room.
must be reading
could/might be reading
can’t be reading
II. 补全句子
4.这个足球肯定是吉姆的。
This football ______ _______ ______ Jim.
5.他们上课太吵闹了。
They are ________ too much ______ in class.
6. 我不知道这是谁的书。
I don’t know ______ ____ _____ _____.
must
belong
to
making
noises
whose
books
these
are

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