Unit 8 It must belong to Carla.
Section A
Guessing
Who has the following things?
Lead in
CDs
books
magazines
toy cars
volleyballs
play volleyball
sweater
T-shirts
plate
cup
football
hat
dictionary
glasses
watch
car
earrings
scarf
表示推测的情态动词
　 在英语中，表示对某事物的确定程度，
即表示推测的时候，我们通常会用到以下情态动词：
must, might, could, may, can’t, couldn’t
Presentation
must
can’t
100%
probably true
20%～80%
possibly true
0
almost not true
must用在肯定句中表示较有把握的推测，意为“一定”。(100%)
例如： He must be working at home.
must 表示对已发生的事情的推测时，must 要接完成时。
例如：The road is wet. It must have rained last night.
Learn to make inference(推理)
He can’t be _______.
He could/might be _______.
He must be __________.
Can you guess what it is?
It could be_______________.
It also might be__________.
a white vase
two faces
It could be ________.
It also might be ___________.
Can you guess what it is?
a dog
two girls
1a Look at the picture.Write the things you see in the correct columns in the chart.
T-shirt
sweater
book
magazine
CD
toy car
cup
1b Listen and match each person with a thing and a reason.
1c PAIRWORK
Practice the conversation in the picture above. Then make conversations using the information in 1b.
A: Whose book is this?
B: It must be Mary’s. J.K. Rowling is her favorite writer.
2.favorite, like, love
e.g. I like Jeremy Lin best.=I love Jeremy Lin .
=My ________ basketball star is Jeremy Lin .
favorite
Language Points
1.must be +sb.’s 意为“一定是某人的”
must belong to sb.意为“一定属于某人”
The book must be Mary’s.
=The book must belong to Mary.
4. listen to music
pop music folk music jazz
light music heavy music
hip hop rock&roll rap
流行音乐
民族音乐
爵士乐
轻音乐
重金属音乐
街舞
摇滚乐
说唱乐
3. only (adj.) & (adv.)
e.g. 他是家里唯一一个男孩。
我只见过他一次。
我的眼里只有你。
He is the only boy in his family.
I’ve only seen him once.
Only you in my eyes.
5.表示猜测的常用表达方式有：
(1)must be “肯定是……” , 表示把握较大的推测。
(2)may/might/could be “可能/或许是” , 把握不大。
(3)can’t be “肯定不是……” , 把握性很大的否定。
2a Bob and Anna found a schoolbag at the park. Listen and write down the things in the schoolbag.
1.
2.
3.
T-shirt
Hair band
Tennis balls
Things in the schoolbag
1. The person _______ go to our school.
2.The person _____ be a boy.
3.It _____ be Mei’s hair band.
4.The hair band ______ belong to Linda.
5.It _____ be Linda’s schoolbag.
can’t
could
must
might
2b Listen again. Fill in the blanks.
must
2c Make conversations using the information in
2a and 2b.

A: Look! There’s a schoolbag here.

B: What’s inside?

A: There’s a T-shirt, ...
Read the conversation again and answer the questions:
1. Why is Linda worried?
2. What did Linda attend yesterday?
3. What are there in her schoolbag?
4. Did Linda go to a picnic after the concert?
5. Could her schoolbag still be at the park？
Because she can’t find her schoolbag.
She attended a concert yesterday.
Her books, her pink hair band and some tennis balls.
2d Pairwork
Role-play the conversation in pairs.
Yes, she did.
Yes.
3a Read the article and decide which might be the best title.

A. A Small and Quiet Town

B. Strange Happenings in My Town

C.Animals in Our Neighborhood
Language points
strange noises
call the policemen
next-door neighbor
anything else
too...to...
feel uneasy
have no idea
go away
create fear
奇怪的噪音
报警
隔壁邻居
任何其他的东西
太……不能……
感觉不轻松
不知道
离开
造成恐惧
3b Read the article again and find words to
match the meanings.
nervous or worried_________
area where people live _____________
young people______________
animal like a very large dog___________
person in the next house ______________
person who makes noise_______________
uneasy
neighborhood
teenager
wolf
neighbor
noise-maker
3c Read the article carefully and write what people think about the strange noises.
They think that it must be teenagers having fun.
They think it might be the wind.
She thinks it might be a dog.
She thinks it may be a bear or a wolf.
He doesn’t think this animal or person will simply go away.
Grammar Focus:
—Whose volleyball is this?
—It must be Carla’s. She loves volleyball.
2. —Whose hair band is this?
—It could be Mei’s hair band. Or it might belong to Linda. They both have long hair.
—What did you see that night?
—I’m not sure, but it can’t be a dog. It was bigger. I think it might be a bear or a wolf.
4a Choose the best way to complete each sentence using the words in
brackets.
1. A: Where’s Jean？
B: I’m not sure. She ___________ (is/might be/ must be) in the laboratory.
A: Everyone is going to the pool after school.
B: Really? It __________ (must be/can’t be/ could be)
hot outdoors.
A: That’s the phone.
B: Hmm. I wonder who it _________(must be/could be/ should be).
might be
must be
could be
practice
4. A: I wonder if these are Jim’s glasses.
B: They __________(can’t be/ might be/ could be) his.
He doesn’t wear glasses.
5. A: I hear water running in the bathroom.
B: It ___________(could be/ must be/ can’t be) Carla.
She was thinking of taking a shower.
can’t be
must be
4b Complete these responses.
1. A: Many people are wearing coats.
B: The weather must be ____________________.
2. A: Sally has been coughing a lot.
B: She might be____________________________.
3. A: This restaurant is always very crowded.
B: The food_______________________________.
4. A: Whenever I try to read this book, I feel sleepy.
B: It can’t ________________________________.
very cold
having a cold
must be delicious
be interesting
1. I didn’t hear the phone. I ___ asleep.
A. must be B. must have been
C. should be D. should have been
2. Mary ____ be in Paris. I saw her in town only a few minutes ago.
A. mustn’t B. shouldn’t C. can’t D. may not
Practice
Ⅰ.单项选择
3. Peter ____ come with us tonight, but he isn’t very sure yet.
A. must B. may C. can D. will
4. I thought you ____ like something to read, so I have brought you some books.
A. may B. might
C. could D. must
1. 这本书一定是汤姆的。他正在找这本书。
This book _____be Tom’s. He is looking for it.
2. 这个发带可能是玛丽的。她喜欢戴发带。
The hair band ______be Mary’s. She likes wearing a hair band.
must
could
Ⅱ.完成句子
3. 这个玩具熊可能是约翰的妹妹的。
她还是个小姑娘。
The toy bear ________belong to John’s sister. She is still a little girl.
4. 这个排球不是玛丽的。她根本不喜欢打排球。
The volleyball ______ be Mary’s. She doesn’t like playing volleyball at all.
might
can’t
1.Learn new words and phrases by heart.
2.Make sentences about inference with “must, might, could, may, can’t ”.
Homework