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There are a lot of ,
, and on the earth. There are also many here with .
1st paragraph
rivers
trees
flowers
mountains
animals
us
What happened on the earth?
The earth is ill.
Because people do bad things to it.
make the air dirty
waste water
cut down trees
What do people do bad?
Our earth is beautiful. But sometimes we do bad things to it.
2nd paragraph
We too many
. We too much
and .
2nd paragraph
cut down
trees
waste
water
make the air dirty
太多：
too many + 可数名词（复数）
too much + 不可数名词