Unit 5Unit 5It must belong to It must belong to
CarlaCarla
No. 1 Middle School
九年级
Period 1
Studying Aims1 ,学习运用情态动词 Must, might, could, may, can’t
确信程度大小: must 〉 may > might
肯定和否定的推测: must (肯定) can’t , couldn’t ( 否定) 2 ,通过推理,猜测,培养学生的判断能力。
Whose notebook is this?
It must be Ning’s. It has her name on it
Lead -inTask 1
A: Whose pencil-box is this? Is this yours?B: No, it’s not mine. I think it’s Tom’s.
Whose guitar is this?
It might belong to Alice. She plays
the guitar.
Task 2 Present
mustmust
can’t
couldmight
100%100%probably trueprobably true
20%-80%20%-80%possibly truepossibly true
00almost not truealmost not true
Zhang Lei
Task3 Practice
Guessing
Who has the following things?
He He cancan’’tt be _______. be _______.
He He could/mightcould/might be _______. be _______.
He He cancan’’tt be _______. be _______.
He He could/mightcould/might be _______. be _______.
He He cancan’’tt be _______. be _______.
He He could/mightcould/might be _______. be _______.
He He cancan’’tt be _______. be _______.
He He could/mightcould/might be _______. be _______.
He He must must be __________.be __________.
Can you guess what it is?
It could be _________________. It also might be ______________.
a white vasetwo faces
It could be
___________.
It also might be
___________.
Can you guess what it is?
a dog
two girls
• Could A be bigger than B?• In fact, A and B must be ___ ________________.
Which one is bigger, A or B?
A B
the same size
No.
1a Look at the picture. Write the things you see in the correct columns in the chart.
Clothing Fun things Kitchen things
hat volleyball plate
jacket
T-shirt
CD
toy car
magazine
book
cups
Task 4
1b Listen and match each person with a thing and a reason.
Person Thing Reason
Jane’s little brother
Mary
Carla
Deng Wen
Grace
volleyball
toy car
magazine
book
CD
Hemingway is her favorite author.
She loves volleyball.
He was the only little kid at the picnic.
She always listens to classical music.
He loves cats.
Task 5
Whose T-shirts is
this?
It can’t be John’s. It’s much too small for
him
Task 6 Pairwork
Sample dialogue 1:
A: Look! Whose
book is this?
B: It must be Mary’s.
Because Hemingway
is her favorite
author.
Sample dialogue 1:
A: Look! Whose
book is this?
B: It must be Mary’s.
Because Hemingway
is her favorite
author.
Practise making conversationsPractise making conversationsPractise making conversationsPractise making conversations
Sample dialogue 2:
A: Look! Whose toy car
is this?
B: It must be Jane’s little
brother’s. Because he
was the only little kid
in the picnic.
Sample dialogue 2:
A: Look! Whose toy car
is this?
B: It must be Jane’s little
brother’s. Because he
was the only little kid
in the picnic.
Sample dialogue 3:
A: Whose CD is this?
B: It must be
Grace’s. Because
she always listens
to classical music.
2a Bob and Anna found a backpack in front of their school. Listen and write down the things in the backpack.
2a Bob and Anna found a backpack in front of their school. Listen and write down the things in the backpack.
Things in the backpack
1.
2.
3.
T-shirt
hair band
tennis balls
2b Listen again and fill in the blanks. 2b Listen again and fill in the blanks.
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 backpack.
mustmust
can’tcan’t
couldcould
mightmight
mustmust
2c Fill in the blanks with the words from the unit. Then tell your partner why you choose the words.
2c Fill in the blanks with the words from the unit. Then tell your partner why you choose the words.
The notebook be Ming’s. It was on her desk.
The homework be Carol’s. She wasn’t at school today.
The soccer ball be John’s or Tony’s. They both play soccer, don’t they?
The French book be Li Ying’s. She’s the only one who’s studying French.
must/might
can’t
might
must
I can’t find my backpack. It be still at school.
The photo be Lu’s. Those are his parents.
The red bicycle be Hu’s. She has a blue bicycle.
This ticket be my aunt’s or uncle’s. They’re both going to the concert.
must/might
can’t
might
must
1 . This hook ________ be Carla’s. Her name is on the book.
A . might B . could
C . must D . can’t
2 . Jack’s bike is blue, so this yellow one ________ be his.
A . mustn’t B . can’t
C . couldn’t D . mightn’t
3 . The guitar ________ belong to Alice. Only she plays the
guitar here.
A . could B . must
C . can’t D . can
C
B
B
Some excises
4 .— What do you think “upset” mean? —I’m not sure. It ________ mean sad,A . must B . canC . might D . can’t5 . I’ll have a test ________ writing next week.A . at B . ofC . on D . in 6 . This backpack must be ________. I saw her carry it yesterday.A . Lucys B . LucyC . Lucys’ D . Lucy’s
C
D
C
1. 这本书一定是李雷的。他正在找这本书。
This book _____be Li Lei’s. He is looking for it.
2. 这个发带可能是韩梅的。她喜欢戴发带。
The hair band ______be Han Mei’s. She likes wearing a hair band.
must
could
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 a little girl.
4. 这个排球不是玛丽的。她根本不喜欢排球。
The volleyball ______be Mary’s.
She doesn’t like playing volleyball at
all.
might
can’t
Some excises 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
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