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1. There
2.
3. What can we do
4. There's a lot of
5. Shanghai is one of the biggest
was
some rubbish in the classroom just now.2.
Walking
every day is good for our health.3. What can we do
to study
English well?4. There's a lot of
smoke
in the kitchen. Please open the window.5. Shanghai is one of the biggest
cities
in the world.
答案:
1. was 2. Walking 3. to study 4. smoke 5. cities
1. Look! The children
2. Smoke from cars and factories
3. It was rainy yesterday, so I
4. Yang Ling's home is near her school. She
5. We study and play in our school every day. We should
are planting trees
in the garden now.2. Smoke from cars and factories
made the air dirty
. The sky was grey.3. It was rainy yesterday, so I
took the metro
to school.4. Yang Ling's home is near her school. She
walks home
every day.5. We study and play in our school every day. We should
keep it clean
.
答案:
1. are planting trees 2. made the air dirty 3. took the metro 4. walks home 5. keep it clean
1. There are
2. —Mum, I made a model plane. Look!
—
3. Our classroom is
4. You
5. We
some apple skins
on the table.2. —Mum, I made a model plane. Look!
—
Well done
.3. Our classroom is
clean and beautiful
.4. You
shouldn't do that
, Mike.5. We
planted some trees
near our home last year.
答案:
1. some apple skins 2. Well done 3. clean and beautiful 4. shouldn't do that 5. planted some trees
Please look at the picture of these two
In the left city, people burn(烧) coal for electricity. We can see black
In the right city, people use solar power(太阳能). That will not pollute the water or the air. We can see a lot of
cities
. We can see the city on the left
is very dirty. And the city on the right is clean
and tidy. Why?In the left city, people burn(烧) coal for electricity. We can see black
smoke
from chimneys(烟囱). It makes the air dirty
. We can also see some cars running in the left city. Smoke from
cars will also pollute the air
.In the right city, people use solar power(太阳能). That will not pollute the water or the air. We can see a lot of
trees
and grass in the city. There aren't
any cars. It is a real "Green City". We want to
live in a city like this.
答案:
cities,left,clean,smoke,dirty,from,air,trees,aren't,to
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