第62页 - 译林版六年级英语同步练习答案（上下册）

B

A

C

D

A

B

A

What made our city dirty?

Rubbish made the streets messy and dirty.

There was rubbish in the water and the fish were dead.

What can we do to keep our city clean?

We can put rubbish in the bin.

Black smoke from factories

made the air dirty

throw rubbish on the floor

plant more trees

to keep the city clean

walk to school

takes the metro to school