资料简介
Unit 8
It must belong to Carla.
Section A (3a-4c)
学习目标
Key words:
noise, policeman, wolf, uneasy, laboratory, outdoors,
sleepy
Key sentences:
1. It could be a girl’s room because it’s very tidy.
2. The noise-maker is having too much
fun creating fear in the neighborhood.
Make inferences with
“ must/might/could/can’t ”.
Words and expressionsLead in
Do you hear strange noises outside
our window?
Yes, there are strange
happenings in our town.
n. 声音；噪音
n. 事件；意外事件
My father called the policeman, but he
couldn’t find anything strange.
n. 男警察 (pl. policemen; policewoman 女警察)
Maybe it was a wolf, everyone
in our town is feeling uneasy.
n. 狼
adj. 担心的；
不安的
Read the article and decide which
might be the best title.
A. A Small and Quiet Town
B. Strange Happenings in My Town
C. Animals in Our Neighborhood
Presentation:Reading
3a
Read the article again and find words
to match the meanings.
nervous or worried _________
young people _________
person in the next house __________
area where people live ____________
animal like a very large dog _______
person who makes noise __________
uneasy
teenagers
neighbor
neighborhood
wolf
noise-maker
3b
Read the article carefully and write
what people think about the strange noises.
Who gave opinions? What are the opinions?
Victor’s wife She thinks that it could be
an animal.
Victor and his
friends
They think it must be
teenagers having fun.
3c
The policemen
Helen
One woman in
the area
The writer
himself
They think it might be the
wind.
She thought it was too big to
be a dog. She thought that
maybe it was a bear or a
wolf.
She guesses it can’t be a dog.
He thinks the noise-maker is
having too much fun creating
fear in the neighborhood.
1. It used to be very quiet.
Language Points
used to do sth. 曾经，过去常常（现在不做了）
be used to do sth. =be used for doing sth.， 被用来
做……
be used to doing sth. 习惯于做……
辨析used to do sth. ，be used to do sth. 和be used to
doing sth.
e.g. I used to study in this school.
我曾经在这个学校学习。
Our parents are used to living in the village.
我们的父母习惯了居住在山村。
This box is used for storing toys. = This box
is used to store toys.
这个箱子是被用来储存玩具的。
2. However, these days, something unusual is
happening in our town.
构成：不定代词+形容词 （定语后置）
e.g. something important
一些重要的事情
something interesting
一些有趣的事
un- 表示否定
usual 通常的 unusual 不平常的
happy 快乐的 unhappy 不快乐的
lucky 幸运的 unlucky 不幸的
friendly 友好的 unfriendly 不友好的
easy 轻松的 uneasy 不安的
反义
3. Victor, a teacher at my school, is really
nervous.
a teacher at my school 在句中作同
位语。它指的是Victor 。
e.g. My sister, Helen, will have a picnic
with me.
我的姐姐海伦将和我一起野餐。
4….but I couldn’t see a dog or anything else,
either.
辨析too，also和either
too “也” 肯定句。句末。
also “也”肯定句。句中，be后面，行为动词前。
either “也”否定句。句末。
e.g. She is a singer, too. 她也是个歌手。
He can also sing the English song.
他也可以唱英文歌。
If you don’t go to the park, he won’t
go there, either.
如果你不去公园，他也不去。
5. One woman in the area saw something
running away.
see sb. doing sth. 看见某人正在做某事
（强调动作正在发生）
see sb. do sth. 看见某人做某事
（强调发生的整个过程）
类似短语：
一感 feel 二听 listen to, hear
三看 watch, notice, see
e.g. I see mom cooking in the kitchen.
我看见妈妈正在厨房做饭。
Lucy said she saw me do the
housework.
露西说她看见我做家务了。
6. The noise-maker is having too much
fun creating fear in the neighborhood.
have fun doing sth. 做某事玩得愉快。
=have a good time doing sth.
=enjoy doing sth.
e.g. I have fun flying kites.
我享受放风筝的乐趣。
Grammar Focus
1. 这是谁的排球?
______ ________ is this?
这一定是卡拉的。她热爱排球运动。
It _____ be _______. She loves volleyball.
Whose volleyball
must Carla’s
Fill in the blanks.
2. —这是谁的发带？
— ______ ____ ____ is this?
—它可能是梅的发带。或者可能属于
琳达。她们两人都是长头发。
—It _____ be Mei’s hair band. Or it
_____ belong to Linda. They ____
have long hair.
could
might both
Whose hair band
3. —那晚你看见了什么？
— _____ did you see that night?
—我不确定，但肯定不可能是狗。它更
大。我想也许是一头熊或一匹狼。
— I’m ___ ____, but it _____ ___ a dog.
It was bigger. I think it _____ ___ a
bear or a wolf.
What
not sure can’t be
might be
可能性: must> can/could > may/ might
can not ( can’t)
could not
(couldn’t)
may not /
might not
否定 否定
must
can’t
could
might
100%
probably true
20%～80%
possibly true
0
almost not true
表示可能性最大的肯定推测，意思
是“一定、准是”。只能用于肯定句。
如果要表示“一定不”，应该用can’t。
如果询问可能性时，应该用can。
e.g.
He must know the answer.
他肯定知道答案。
He can’t know the answer.
他肯定不知道答案
Can he know the answer?
他知道答案吗？
can表示推测“可能性”时，一般用于
否定句或疑问句。can在疑问句中意思
是“会，可能”。
e.g. He can’ t pick her schoolbag up.
他不可能拿了她的书包。
could 用于表示某事有可能发生或可能
是事实。
e.g. Don’t eat it. It could go bad.
不要吃它，它可能坏了。
The plane could be put off by the storm.
这趟飞机可能会因为暴风雨而推迟。
could可用于表示客气、礼貌、委婉的请求
语气。
e.g. Could you please help me with my
homework?
你能帮我完成我的家庭作业吗？
may, might表示推测“可能性”时，意思是
“可能”，“也许”。might不表示过去时态，
语气更委婉，可能性更小。may，might表推
测时，可用于否定句，但不用于疑问句。
e.g. He may/ might not be at home, but
I’m not sure.
他可能不在家，不过我也不确定。
1. — Excuse me. Is this the right way
to the Summer Palace?
— Sorry, I am not sure. It _____ be.
A. might B. will
C. must D. can
Choose the correct answer.
Exercises
2. — Isn’t that Ann’s husband over
there?
— No, it _____ be him — I’m
sure he doesn’t wear glasses.
A. can’t B. must not
C. won’t D. may not
3. You ____ be tired — you’ve only
been working for an hour.
A. must not B. won’t
C. can’t D. may not
4. — Is John coming by train?
— He should, but he _____ not. He
likes driving his car.
A. must B. can
C. need D. may
Choose the best way to complete
each sentence using the words in brackets.
1. A: Where’s Jean?
B: I’m not sure. She ________
(is/ might be/ must be) in the
laboratory.
might be
n. 实验室
4a
2. A: Everyone is going to the pool after
school.
B: Really? It _______ (must be / can’t be
/could be ) hot outdoors.
must be
表示“位移”的动词用现在进行时态表将来，
例如：go去，come来，leave离开，arrive到达，
return 回来，fly 飞。
e.g. I am coming.=I will come.
He is leaving for Paris.=He will
leave for Paris.
adv. 在户外，在野外
3. A: That’s the phone.
B: Hmm. I wonder who it _______ (must
be / could be / should be).
could be
4. A: I wonder if there are Jim’s glasses.
B: They _______ (can’t be / might be /
could be) his. He doesn’t wear glasses.
can’t be
* wonder v. “想知道” (want to know)
No wonder + 句子，“难怪.....”
e.g. No wonder you are angry. 难怪你觉得生气。
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/ must be
* think of 想要；打算
e.g. I thought of playing basketball.
我想打篮球。
1. A: Many people are wearing coats.
B: The weather must be _____________
____________.
2. A: Sally has been coughing a lot.
B: She might be _____________________.
getting colder/
cold outside
having a sore throat/ ill
Complete these responses.
n. 外套
4b
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 _______________.
must be delicious
be that boring
adj. 困的
Look at this picture of a room. How
much can you tell about the person who lives
here? Is it a boy or a girl? What are his/her
hobbies? Discuss your ideas with a partner.
4c
It could be a girl’s room
because it’s very tidy.
I guess so. But it might be a
boy’s room because the clothes
look like boys’ clothes.
It could/might/can’t be...
because ...
I guess so/I don’t think so.
But it might/could/must be ...
because …
Summary
1. Make inferences with Modal
Verbs.
2. The usage of “must”, “might”,
“could” and “can’t”.
Homework
1. Recite the sentences in Grammar
Focus.
2. Read the passage in 3a.
3. Do the exercises in students’ book.
Thank
you!
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