(共34张PPT)
Unit 5 It must belong to Carla.
Period 1
Can this
T-shirt be
John’s
It can’t be John’s.
It’s much too small for him.
John
It must be Tom’s.
belong to Tom.
Whose T-shirt is this
Tom
Whose book is this
Bob
Grandpa Li
It can’t be xx’s. Because…
It must be xx’s. Because…
belong to xxx.
belong to xxx.
-Whose … is this
(=It belong to Liu xiang)
Bush
-It______ be Liu Xiang’s.
Because it has his name on it.
Pairwork:
Liu Xiang
toy car
Whose things are these
toy car
magazine
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.
Listening text
Girl 1: Whose volleyball is this
Boy 1: It must be Carla’s. She loves
volleyball.
Girl 1: How about this toy car
Girl2:Oh, that toy car must belong to Jane’s little brother. He was the only little kid at the picnic. And the magazine must belong to DengWen. He loves cats.
Boy1:Oh, and look, someone left a book.
Girl 2: Oh, yeah… This book must be
Mary’s. Hemingway is her
favorite author.
Girl 1: OK… and how about this CD
Girl 2: Hmmm… The CD must
belong to Grace. She always
listens to classical music.
A: Whose …is this
B: It must belong to xx.
Because …
be xx’s
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.T-shirt
2.____________
3.____________
hair band
tennis balls
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.
must
can’t
could
might
must
Listening text
Bob: Oh, look! Whose backpack do
you think this is
Anna: I don’t know. Look, here’s a
school T-shirt.
Bob: Well then, the person must go
to our school. Oh! Here is a
hair band, so the person can’t
be a boy.
Anna: It could be Mei’s hair band.
She has long hair.
Bob: Or the hair band might belong
to Linda. She was at the picnic,
wasn’t she
Anna: Yes, she was. But then the
backpack could belong to Rita.
She’s always forgetting things.
Bob: Oh, look! Tennis balls.
Anna: Then it must be Linda’s
backpack. She has long hair
and she’s on the tennis team.
Bob: You’re right!
Who is he
He must be …
He could / might be …
He can’t be …
He could/might be _______.
He can’t be _______.
He could/might be _______.
He can’t be _______.
He could/might be _______.
He can’t be _______.
He must be __________.
Who is she
She could / might be …
She can’t be …
She must be …
Who is she
She could / might be …
She can’t be …
She must be …
Grammar Focus
Use “must” to show that you think something is really true.
Use “might” or “could” to show that you think something is possibly true.
Use “can’t” to show that you are almost sure something is not true.
It can’t be… (肯定不是,0%)
It must be--- (肯定是,100%)
It might/could be… (有可能,20-80%)
2c Fill in the blanks with “must,might,could,can’t”. 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/could/ might
can’t
might/could
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.
might/must
must
can’t
might/could
情态动词must, might, could, can’t 后接动词原形,
可以表示对现在的情况的推测.
1.Words:
2.Sentence:
belong,belong to,author,hair band
--- Whose book is this
--- It must /could/might/can’t be Mary’s.
It must /could/might/can’t belong to Mary.
3.
must表示非常肯定的猜测。
might /could 表示有可能的猜测。
can’t 表示肯定不可能。
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
B
C
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
B.
B
1. 这本书一定是李雷的。他正在找这本书。
2.Translation
2. 这个发带可能是韩梅的。她喜欢戴发带。
This book must be Li Lei’s. He is looking for it.
The hair band could be Han Mei’s.
She likes wearing a hair band.
3. 这个玩具熊可能是约翰的妹妹的。
她还是个小姑娘。
4. 这个排球不是玛丽的。她根本不喜欢排球。
The toy bear might belong to John’s sister.
She is a little girl.
The volleyball can’t be Mary’s. She doesn’t like
playing volleyball at all.
Reading makes a full man .(阅读使人充实。）
I think the bookmark must be useful when we are reading.
