Unit 8 We're trying to save the earth!SectionB1a-1b课件(共21张PPT无素材)

(共21张PPT)
Unit 8
We're trying to save the earth!
Section B
Period One
recycle
napkin
n. 回收利用；再利用
n. 餐巾；餐巾纸
Words Review
What do they do to protect the earth
Think blue
stop riding in cars
不开私家车
Look and say
Guessing Game!
What can we do to help save the earth
recycle books and paper
重复利用书本和纸
Look and say
turn off the lights when you leave a room
离开房间的时候记得关灯
Look and say
turn off the shower while you’re washing your hair
洗头发的时候关掉水
Look and say
don’t use paper napkin
不要用纸巾
Look and say
√
1a
What can we do to help save the earth Rank these items from the easiest (1) to the most difficult (5). (P60)
_____ stop riding in cars
_____ recycle books and paper
_____ turn off the lights when you leave a room
_____ turn off the tower while you are washing your hair
_____ don’t use paper napkin
1b
Compare your answers in 1a with your partner. (P60)
Turning off the lights is so easy.
I agree. But it’s hard not to use paper napkin.
节约用电
匆忙
保护环境
关掉洗浴开关
洗头
带着你自己的手提袋
从现在开始
停止开私家车
对环境有好处
住的离学校近
save the electricity
in a hurry
save the environement
turn off the shower
wash hair
take your own bag
from now on
stop riding in cars
be good for the…
live close to the school
用括号内所给动词的适当形式填空。
1. — I’d like to introduce my best friend
to you, Peter.
— Thank you, Lucy. But we ________ (meet) already.
2.— Look at these stamps. I __________ (keep) them for five years.
— Wow, they are wonderful.
have met
have kept
用括号内所给动词的适当形式填空。
Listen! The phone __________(ring). Please go to answer it.
— Alan, it’s late. Why not go to bed
— Jenny hasn’t come back yet. I
___________(wait) for her.
3. — What’s your father doing now
— He __________ (write) a letter in the
study.
is ringing
am waiting
is writing
— I called you at 4:00 yesterday
afternoon, but no one answered.
— Sorry, I ______ with my friends at that
time.
A. swim B. swam
C. will swim D. was swimming
考点例析
用括号内所给动词的适当形式填空。
1. The Secondary School Entrance
Exams _______ (hold) in June.
2. A strange noise __________ (hear) by
his mother last night.
3. A wide road _____________ (build)
between the two villages by those
people next year.
is held
was heard
will be built
1. — ________ your Australian friend eat
with chopsticks
— Yes, but she can’t use them well.
A. Should B. Need
C. Can D. Must
2. The work is too hard for us. We _______
finish it on time.
A. can’t B. mustn’t
C. shouldn’t D. needn’t
2. You ________ study hard if you want to
be a scientist in the future.
A. may B. should
C. would D. could
— ________ I borrow your maths book
— Sure. Here you are.
A. Need B. Will
C. May D. Must
1. — I saw Lily in the supermarket this
morning.
— Oh, it ________ her. She moved to
Australia the day before yesterday.
A. can be B. must be
C. can’t be D. mustn’t be
2. After a long walk, the children ________
be very tired now.
A. will B. must
C. have to D. can
3. John ________ go with us tomorrow, but
he isn’t sure.
A. must B. can
C. need D. may
Jim, you ________ play with the knife.
You ________ hurt yourself.
A. won’t; can’t B. mustn’t; may
C. shouldn’t; must D. can’t; shouldn’t