Unit 8 It must belong to Carla. Section A 2a-2d课件(共21张PPT，内嵌部分音频) 人教版英语九年级全册

(共21张PPT)
Unit 8
It must belong to Carla.
Section A (2a-2d)
Lead in
Who is the man
He can’t be Bill Gate.

他不可能是比尔.盖茨。
can’t在此表示猜测，译为“不可能”，后接动词原形。
He may be Liu Xiang.
他也许是刘翔。
may在此表示猜测，译为“也许，可能”，后接动词原形。
He must be Liu Dehua.
他极有可能是刘德华。
must在此表示猜测，译为“肯定，极可能”，后接动词原形。
Oh, yes. He is Liu Dehua.
Whose T-shirt is it
It must be Jenny’s.
It can’t be Mary’s.
用 “can’t” 推测不可能的
事情 (可能性0%).
Mary
Jenney
Wu Ning
Whose notebook is this
It must be___________
= It must belong to__________
Because it has her name on it.
__________
belong to 属于…
Wu Ning
Wu Ning’s.
Wu Ning.
Look at the notebook. Whose notebook is this
Guess game
It belongs to Zhang Ling.
=It must be Zhang Ling’s.
=It is Zhang Ling’s.
It can’t be Lily’s. Because hers is in her schoolbag.
Whose T-shirt is this
It must be ________.
Mary’s
=It must belong to _______.
Mary
Is it a boy’s T-shirt or a girl’s
It can’t be a girl’s T-shirt.
Whose ... is this
It can’t be sb’s.
It must be sb’s.
It could /might be sb’s.
belong to sb.
belong to sb.
belong to sb.
must
can’t
100%
probably true
70% / 30%
possibly true
100%
almost not true
could
might
Use “can’t” to show that you
are almost sure something is
not true.
Use “must” to show that you
think something is probably true.
Use “might” or “could” to show that you think something is possibly true.
情态动词表推测
must＞can＞may＞could＞might
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
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
Listen again. Fill in the blanks.
must
2b
2d Read and answer the questions.
Why is Linda worried
What are there in her schoolbag
Does Linda think her schoolbag is lost Why
Because she can’t find her schoolbag.
Her books, her pink hair band and some tennis balls.
No. She thinks her friends must have picked it up.
Linda: Mom, I’m really worried.
Mom: Why What’s wrong
Linda: I can’t find my schoolbag.
Mom: Well, where did you last put it
Linda: I can’t remember! I attended a concert
yesterday so it might still be in the music hall.
Mom: Do you have anything valuable in your schoolbag
Linda: No, just my books, my pink hair band and some tennis balls.
Mom: So it can’t be stolen.
Linda: Oh, wait! I went to a picnic after the concert. I
remember I had my schoolbag with me at the picnic.
Mom: So could it still be at the park
Linda: Yes. I left early, before the rest of my friends. I
think somebody must have picked it up. I’ll call them
now to check if anybody has it.
Where it is reasons
It might be in the ____________. because ______________________
It can't be __________. because ______________________
It could be ___________. because ______________________
music hall
she attended a concert yesterday.
stolen
there is nothing valuable in it.
at the park
she had a picnic there.
Listen to the conversation and fill in the blanks.
Linda’s really worried. She can’t find her schoolbag. She ________________ yesterday so it ____________ in the music hall. There isn’t anything valuable in her schoolbag. So it ________ stolen. Then she remembers that she ______________ after the concert and had her schoolbag with her ___________. So it ____________ at the park. And she thinks somebody must have ___________. Linda will call them now to check if anybody has it.
Read the conversation and fill in the blanks.
attended a concert
might still be
can’t be
went to a picnic
at the picnic
could still be
picked it up
Read and check
1. the things in Iinda’s schoolbag. 2. The things she did yeaterday
Linda: Mom, I ’m really worried.
Mom: Why What’s wrong
Linda: I can’t find my schoolbag.
Mom: Well, where did you last put it
Linda: I can’t remember! I attended a concert yesterday so it might be still in the music hall .
Mom: Do you have anything valuable in your schoolbag
Linda: No, just my books, my pink hair band and some tennis balls.
Mom: So it can’t be stolen.
Linda: Oh, wait! I went to a picnic after the concert. I remember I have my schoolbag with me at the picnic.
Mom: So, could it still be at the park
Linda: Yes. I left early, before the rest of my friends. I think somebody must have picked it up. I’ll call them now to check if anybody has it.
Whose notebook is this
Who does this notebook belong to
It belongs to Wang Gang.
It is Wang Gang’s.
belong to ,to是介词，后面跟某人，用名词或代词宾格。用who来提问。无被动，无进行时。
1.Do you know _______ hair band this is
2.I want to know _____ the French book _______.
3.The red bike isn’t_____(我).It __________her.
whose
who
belongs to
mine
belongs to
1. attend, join, join in, take part in都有“参加”的意思。区别是：
attend主要指“到场”或“出席”会议、宴会、典礼、仪式等。
join指参加某团体或组织成为其中一员
join in表示“加入；参加(某种活动)”，表示“参加某人的某种活动”时，可用join sb. in (doing) sth. 。
take part in 参加活动，或比赛。
知识链接
( )1.Smoking is not allowed in the forest. It ________kill animals and even people.A.need B.should C.might D.can't
( )2.---I think Dale is at home. be at home. ---He_____ be at home. He phoned me at the airport five minutes ago.A. might not B.mustn't C.can't D.needn't
c
c
( )3.---Whose notebook is it Is it your partner's --- No. It_____be hers. The handwriting is not so good as hers.A. mustn't B.can't C.couldn't D. might not
( )4.---What do you think of this problem, Susan ---It _____be very difficult. Even the top students can't solve it.A. must B. might C.can't D.need
B
A
( )5.---Is that Jack over there --It_____ be him. He is having a piano lesson now.
A.can't B. might not C.must D.could not
( )6. Young boys should not _____to drive motorbike. It's dangerous.
A.allow B.be allowing C.be allowed
A
c