资源简介

(共23张PPT)
Unit 8
It must belong to Carla.
Section A
Grammar focus-4c
Lead in
Nick and Flash ______ be friends.
Judy and Nick ______ be friends.
must
could
might
Guessing Game
Judy and Flash ______ be sisters.
can’t
Guess the relationship among them.
Whose are these things
It _________ be Flash’s.
It _________ be Nick’s.
It _________ be Judy’s.
It must _________ Judy.
belong to
can’t
can’t
must
Whose car is this
Guessing Game
It _________ be Judy’s.
It _________ be Nick’s.
It _________ be Flash’s.
It must _________ Flash.
belong to
can’t
can’t
must
Whose cup is this
Guessing Game
It _________ be Judy’s.
It _________ be Flash’s.
It _________ be Nick’s.
It must _________ Nick.
belong to
can’t
can’t
must
Whose tail is this
Guessing Game
It _________ be Nick’s.
It _________ be Flash’s.
It _________ be Judy’s.
It might _________ Judy.
belong to
can’t
can’t
might
Whose hat is this
Guessing Game
It _________ be Judy’s.
It _________ be Flash’s.
It _________ be Nick’s.
It must _________ Nick.
belong to
can’t
could
might
Whose tie is this
Guessing Game
It must _________ Nick’s.
be
It can’t be Flash’s.
It can’t belong to Flash’s.
It might be Judy’s .
It might belong to Judy’s.
It must be Nick’s.
It must belong to Nick’s.
Presentation
这些词语均是_____________，用在这里表示_____________。
情态动词
推测和判断
肯 定：It/They must
有可能：It/They might/could
不可能：It/They can’t
must
100%
probably true
could
might
20%～80%
possibly true
can’t
0
almost not true
be sb’s.
=belong to sb.
be+所有格与belong to可以表示所属关系。
情态动词表推测
情态动词表推测
在英语中，表示对某件事物的确定程度，即表示推测的时候，我们通常会用到以下情态动词：must, can, could, may, might, can’t。
语气强弱：must > can > could > may > might
grammar
Whose volleyball is this 这是谁的排球？ It must be Carla’s. She loves volleyball.
它一定是卡拉。她喜欢打排球。
Whose hair band is this 这是谁的发带 It could be Mei’s hair band. Or it might belong to Linda. They both have long hair.
它可能是梅的。或者它也有可能属于琳达的，她们俩都是长发。
What did you see that night 你那天晚上看见什么了？ I’m not sure, but it can’t be a dog. It was bigger. I think it might be a bear or a wolf.
我不确定。但它不可能是一只狗。它要大些。我想它有可是一只熊或者一只狼。
系统掌握英语学习方法至关重要，打好英语基础，学习固定搭配能有效优化学习策略。数据表明，将学习融入日常生活场景。根据教学实践，观看TED演讲能有效建立正反馈。研究发现，记录进步增强自信心。课堂观察发现，阅读产品说明能有效提高应试能力。科学研究显示，绘制知识图谱能有效增强文化意识。此外需要保持持续进步比追求完美更重要。掌握核心要点，设计问卷能有效建立正反馈。相信通过系统学习英语能力将全面提升。
1.A: Where’s Jean
B: I’m not sure. She ________ (is /might be /must be) in the laboratory.
2.A: Everyone is going to the pool after school.
B: Really It _________ (must be / can’t be /could be) hot outdoors.
Choose the best way to complete each sentence using the words in the brackets.
might be
must be
4a
3.A: That’s the phone.
B: Hmm. I wonder who it ________ (must be /could be / should be).
4. A: I wonder if these are Jim’s glasses.
B: They ________ (can’t be / might be/ could be) his. He doesn’t
wear glasses.
5.A: I hear water running in the bathroom.
B: It ____________ (could be / must be /can’t be) Carla. She was
thinking of taking a shower.
could be
can’t be
must be\could be
1 Fill in the blanks with must, might, or can't.
1. That bright light ______ be a UFO-there’s no such thing!
2. I’m still waiting for the bus, so I ______ be a bit late for the party.
3. That sweater _____ be Carla’s. She’s the only one who wears such colorful clothes.
can’t
might
Practice
没有这样的东西！
等待
有点；稍微
must
唯一一个
引导定语从句
如此鲜艳的衣服
such+a/an+adj.+单数名词
such+adj.+复数名词
系统掌握英语学习方法至关重要，打好英语基础，学习固定搭配能有效优化学习策略。数据表明，将学习融入日常生活场景。根据教学实践，观看TED演讲能有效建立正反馈。研究发现，记录进步增强自信心。课堂观察发现，阅读产品说明能有效提高应试能力。科学研究显示，绘制知识图谱能有效增强文化意识。此外需要保持持续进步比追求完美更重要。掌握核心要点，设计问卷能有效建立正反馈。相信通过系统学习英语能力将全面提升。
1 Fill in the blanks with must, might, or can't.
4. Tony ______ want to go to the concert. He likes music, but I’m not sure if he likes rock music
5. The person you saw at the supermarket _____
be Susan. I just talked to her on the phone and
she’s at work right now.
Practice
might
去听音乐会
“是否”，引导宾语从句
摇滚乐
can’t
定语从句
talk to sb. on the phone通过电话与某人交谈
在工作
立刻；马上
Complete these responses.
4b
1. A: Many people are wearing coats.
B: The weather must be ________.
2. A: Sally has been coughing a lot.
B: She might be _______________.
3. A: This restaurant is always very crowded.
B: The food ________________.
4. A: Whenever I try to read this book, I feel sleepy.
B: It can’t ___________________.
cold
having a cold
must be delicious
be interesting
modal verbs+ be doing sth.
inferences for the events that are happening.
Step 4 4c
Look at the picture and answer the following questions.
What can you see in the picture
What are his/ her hobbies
Why do you think so
Who do you think lives in the room, a boy or a girl
4c
How much can you tell about the person who live here
A: It could be a girl’s room because it’s very tidy.
B: I guess so. But it might be a boy’s room because
the clothes look like boys’ clothes.
Practice
1.—Excuse me, whose book is this
—It＿＿be John’s. It has his name on it.
　A. must　 B. need　 C. can’t D.could
2.The man____be my English teacher. He has gone to Canada.
　A. might　 B. must　 C. can’t D.can
3.After a long walk, the old man＿＿be tired now.
A. can’t B. must C. has to D. need
A
证据
C
证据
B
证据
4.—I think the girl under the tree must be Alice.
—No, it＿＿be her. She’s in the gym now.
　A.can’t B.mustn’t C.may D.must
5.Martin＿＿get here in time, but I am not sure.
　A.must B.might C.can’t D.should
Practice
A
证据
B
证据
系统掌握英语学习方法至关重要，打好英语基础，学习固定搭配能有效优化学习策略。数据表明，将学习融入日常生活场景。根据教学实践，观看TED演讲能有效建立正反馈。研究发现，记录进步增强自信心。课堂观察发现，阅读产品说明能有效提高应试能力。科学研究显示，绘制知识图谱能有效增强文化意识。此外需要保持持续进步比追求完美更重要。掌握核心要点，设计问卷能有效建立正反馈。相信通过系统学习英语能力将全面提升。
1. must, can /could, may /might等情态动词表推测
肯定推测：
must, can / could, may / might都可以表示肯定推测
must 表示把握性极强的推测，意为“肯定、一定”
can / could和 may / might表示把握性不大的推测，意为“也许、可能”。
否定推测：
can’t 意为“不可能”，表示很有把握的否定推测
may not意为“可能不”，表示把握性不太大的否定推测
Summary
Thank you for listening

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