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(共17张PPT)
Section A 1a—2c
It must belong to Carla.
Unit 8
It could be ___________.
two faces
Can you guess what it is
It also might be___________
a vase（花瓶）
could=may/might可能
It could be
___________.
It also might be
___________.
Can you guess what it is
a dog
two girls
What does he/ she do
He could/might be a/an______
Warm-up
What does he/ she do
She could/might/must be a/an___
Who is she
She be Li Na.
She be Wang Nan.
She Zhang Yining.

Oh, yes. She is Zhang Yining.
Situation Learning
can’t
might/could
might/could/may也许,可能,可能性20-80%,后接动词原形
must be
must肯定,极可能,可能性100%,后接动词原形
can’t 不可能, 可能性0%, 后接动词原形
A: Whose CD is it
B: Is it Dale’s
_____. It _____ ____ ______
A: Why
Because he____________________.
A: Is the basketball Dale’s
Yes. ____________________.
A: Why
B: Because________________________.
No
can’t
be
Dale’s
doesn’t like music
It must be Dale’s.
he likes playing basketball.
Can’t be 不可能是/在可能性几乎为零,否定的语气最强
Situation Learning
Whose sports shirt is it
It be .
Yao Ming’s
Whose magazine is it
Tom
Li Yuchun is my favorite star.
It must belong to Tom. Because Li Yuchun is his favorite star.
It must belong to YaoMing.
must
J.K.Rowling is Mary's favorite writer.
Whose book is this
It________ Mary’s.
must be
=It______________ (属于) Mary.
must belong to
A: Look! What’s this
B: ________________.
A: Whose notebook is it
B: It ___ _________
Way2: It ______ ____ ________.
Way3: It ______ ______ _____
____________.
A: Why
B: Because____________________.
It’s a notebook.
is
must
must
be
Zheng Hui’s
Zheng Hui’s
belong to
Zheng Hui
his name is on it.
must 一定，肯定。推测可能性100%,肯定的语气最强
belong to+人名或人称代词宾格，“属于”
郑辉
Sth. must be + sb’s（某物肯定是某人的）
Sth. must belong to + sb（某物肯定属于某人）
英语中表示对某件事物的确定程度，即表示推测时，通常用以下情态动词：
must, might, could, can’t, couldn’t, may
must 一定，肯定 (100%可能性)
might, could 有可能,也许(20%~80%可能性)
can’t 不可能,不会 (可能性几乎为零)
Conclusion
表示推测的情态动词
Learning to make inference(推测)
Clothing Fun things Kitchen things
hat volleyball plate
T-shirt
sweater
book
magazine
CD
toy truck
cup
Look at the picture. Write the things you see in the correct columns in the chart.
1a
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 truck magazine book CD J.K Rowling is her favorite writer.
She loves volleyball.
He was the only little kid at the picnic.
She always listens to pop music.
He loves rabbits.
1.
2.
3.
T-shirt
Hair band
Tennis balls
Things in the schoolbag
Bob and Anna found a schoolbag at the park. Listen and write down the things in the schoolbag.
2a
2a
Listen and read
Girl 1: Whose volleyball is this
Boy 1: It must be Carla’s. She loves volleyball.
Girl 1: How about this toy truck
Girl 2: Hmm… that toy truck must belong to Jane’s little brother. He was the only little kid at the
picnic. And the magazine must belong to
Deng Wen. He loves rabbits.
Boy 1: Oh, look, someone left a book.
Girl 2: That book must be Mary’s.
J.K.Rowling is her favorite writer.
Girl 1: OK… and how about this CD
Girl 2: Hmm… The CD must belong to Grace.
She always listens to pop music.
The person ________ go to our school.
The person ________ be a boy.
It ________ be Mei’s hair band.
The hair band _______ belong to Linda.
It ________ be Linda’s backpack.
can’t
could
might
must
must
Listen again. Fill in the blanks.
2b
Use the information from the table to make your own conversations.You can use “ be one’s ” or “ belong to one ” .
Tom must story book He likes reading and telling story very much.
John might/could football He said that they would play football after school.
Lucy can’t toy snake She is terrified of the snake.
XXX …… …… ……
A: Whose …is this
B: It might be/could be/can’t be/must belong to xx. (It must be xx’s )
A: why
B: Because …

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