(共24张PPT)
Unit 5 It must belong to Carla Section A Period 1
It could be __________. It might also be ________.
It could be___________.
a dog
two girls
a white vase
two faces
It might also be _________.
It could be __________. It might also be ________.
It can’t be_________.
It must be __________.
a watch
Which is bigger, A or B
In fact, A and B must be __________.
B
A
the same size
It might/must/can’t be_______.
Wu Ning
Whose notebook is this
It must be Wu Ning’s.
It has her name on it
Liu xiang
-It______ be Liu Xiang’s.
Because It has his name on it.
-Whose exercise book is this
must
(=It must belong to Liu xiang)
-It_____________ be John’s or Tony’s.
Because they both play football.
John
Tony
-Whose football is this
might could
(=belong to John or Tony)
-It_______ belong to Bush.
Because________________________
Bush
-Whose red bicycle is this
can’t
his bike is white and blue.
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 .
It can’t ( )…
It might/could ( ) …
It must ( ) …
+ be (cold/a CD/ sb’s)
★
★
be Tony’s （是…的）
It must
推测
不可能
有可能
肯定
belong to Tony. (属于…)
及时小结才能巩固所学知识
Learn to make inference
1.能用来表示推测的情态动词
Must, may, might, can, could, can’t
确信程度must > may > might
can > could
2.Must (100%), may, might, can, could (20%-80%)
3.Can表 “可能”常用于疑问句和否定句。
Could则不受影响。
疑问句中表示 “可能”用can, 而不用may.
4. 表 “不可能”常用
can not>could not, may not, might not
1. Choose the best answer
①. I don’t know him. He ___ a new comer.
A. must be B. may
C. can be D. maybe
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
A. must be
C. can’t
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. may
D. must
某物不可能是某人的
can’t be sb’s./ can’t belong to sb.
某物可能是某人的
might be sb’s / might belong to sb.
某物一定是 某人的
must be sb’s/ must belong to sb.
1. Choose the best answer
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. must have been
C. can’t
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. may
B. might
Pre-task classify the things
jacket
T-shirt
toy car
magazine
book
CD
cups
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.
A: Look! Whose
book is this
B:
It must be Mary’s. Because Hemingway is her favorite author.
Mary
Practise making conversations
Practise making conversations
A: Look! Whose toy car
is this
B: It must be Jane’s little brother’s. Because he
was the only little kid
at the picnic.
Jane’s little brother
A: Whose CD is this
B: It must be Grace’s.
(it must belong to Grace)
Because she always
listens to classical
music.
Grace
A: Whose magazine is this
B: It must be Deng Wen’s.
(it must belong to
Deng Wen)
Because he loves cats.
CAT LIFE
Deng Wen
A: Whose CD is this
B: It must be Carla’s.
(it must belong to Carla)
Because she She loves volleyball.
Carla
Mary
Jane’s little brother
Grace
CAT LIFE
Deng Wen
Carla
A: Whose …is this
B: It …
1. 这本书一定是李雷的。他正在找这本书。
This book must be Li Lei’s. He is looking for it.
2.Translation
2. 这个发带可能是韩梅的。她喜欢戴发带。
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。
The toy bear might 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 can’t be Mary’s. She doesn’t like playing volleyball at all.
