内容正文:
练案[6] UNIT 2 WILDLIFE PROTECTION
Section Ⅱ Discovering Useful Structures
一、语言基础训练
Ⅰ.用所给词的适当形式填空
1. This urgent problem is being talked (talk)
about by the managers.
2. The new generation of computers,with artificial
intelligence, is being developed (develop)and
perfected now.
3. Zappas music is being played (play) in the
hall now.
4.—Have you handed in your schoolwork yet?
—Yes,I have. I guess it is being graded
(grade)now.
5. You cant use the machine today because some
parts are being replaced (replace)this week.
6. Is the sports meeting being held (hold)on
the playground now?
7. Sorry,sir. Your car isnt ready yet;it is being
repaired (repair)by our workers.
8. My sister is being interviewed (interview)at
this moment.
9. There is a lot of noise outside as repair work is being
done (do)to the house.
10. The boy is so curious that he wants to know what
is being discussed (discuss)now in the secret
room.
Ⅱ.完成句子
1. The Olympic Sports Center is being built (正在
建设中)and is said to be open to the public in
2020.(build)
2. Scientists will produce plastic material from beans,
but right now the new product is being developed
(正在研制中).(develop)
3. Dont make any noise. Her mother is being
examined (正在检查)by a doctor.(examine)
4.—What are you going to do this weekend?
—Im going to an exhibition of photographs which
is being held (正在举行)these days.
(hold)
5. The cause of the accident is being looked into (正
在调查中)so you neednt worry.(look into)
Ⅲ.将下列句子变成被动语态
1. Scientists are studying the disease at present.
→The disease is being studied at present by
scientists.
2. They are playing some rock music.
→Some rock music is being played by them.
3. A snake is swallowing a frog over there.
→A frog is being swallowed by a snake over
there.
4. The researchers are studying the life of the panda
at present.
→The life of the panda is being studied by
researchers at present.
5. The teacher is always praising Tom in public.
→Tom is always being praised in