1. Everyone can
2. There
3. The streets become very
4. —What can we do
—We can walk to school.
5. The moon
help
(help) keep our city clean.2. There
was
(be) rubbish everywhere then. But now the city is clean.3. The streets become very
messy
(mess).4. —What can we do
to make
(make) the air clean?—We can walk to school.
5. The moon
makes
(make) the night sky beautiful.
答案:
1. help 2. was 3. messy 4. to make 5. makes
1. Wang Bing
2.
3.
4.
5. I can see the
took a bus
to school yesterday.2.
What
can you do to keep
the room clean?3.
Does
rubbish make
the park dirty?4.
What
makes the air dirty?5. I can see the
black smoke from factories
.
答案:
1. took a bus 2. What; do to keep 3. Does; make 4. What 5. black smoke from factories
三、(新考法)看图,根据首字母提示完成对话。
A: Look at the 1.

B: It's so messy and 2.
A: It 3.
B: What 4.
A: 5.
B: 6.
A: We should 7.
A: Look at the 1.
picture/photo
of the park.B: It's so messy and 2.
dirty
.A: It 3.
was
beautiful and clean three years ago.B: What 4.
makes
it messy and dirty now?A: 5.
Rubbish
. Many people throw rubbish on the ground.B: 6.
What
should we do?A: We should 7.
pick
up the rubbish and 8. put
it in the bin.
答案:
1. picture/photo 2. dirty 3. was 4. makes 5. Rubbish 6. What 7. pick 8. put
( )1. Mr Lin is a(n) ______ teacher.
B. maths
C. science
( )2. They are talking about ______ in the lesson.
B. water
C. factory
( )3. Clean air has ______.
B. a bad smell
C. a black colour
( )4. The air near the factory is ______.
B. dirty
C. white
( )5. Why does the air near the factory have colour and smell?
B. Because it becomes black.
C. Because it is polluted.
C
A. EnglishB. maths
C. science
( )2. They are talking about ______ in the lesson.
A
A. airB. water
C. factory
( )3. Clean air has ______.
A
A. no colour or smellB. a bad smell
C. a black colour
( )4. The air near the factory is ______.
B
A. cleanB. dirty
C. white
( )5. Why does the air near the factory have colour and smell?
C
A. Because it can change colour.B. Because it becomes black.
C. Because it is polluted.
答案:
1. C 2. A 3. A 4. B 5. C
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