land air water的污染源 影响用英语!在写 The first type is The second type is The third type is My suggestion to help reduce pollution is
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landairwater的污染源影响用英语!在写ThefirsttypeisThesecondtypeisThethirdtypeisMysuggestiontohelpreducepollution
land air water的污染源 影响用英语!在写 The first type is The second type is The third type is My suggestion to help reduce pollution is
land air water的污染源 影响
用英语!在写 The first type is
The second type is
The third type is
My suggestion to help reduce pollution is
land air water的污染源 影响用英语!在写 The first type is The second type is The third type is My suggestion to help reduce pollution is
The first type is industrial poison chemicals
The second type is toxic smoke
The third type is life waste
My suggestion to help reduce pollution is building up the concept of protecting environment
land air water的污染源 影响用英语!在写 The first type is The second type is The third type is My suggestion to help reduce pollution is
为什么there is air polluttion,water pollution and land pollution.用的是is,而There are air and water on the Earth.用的是are?
we have air pollution,water pollution and land pollution.句意相同We___the air,water and land round us.
What happens to the heat given off by the land,water and air?这是我们英语阅读卷上的题目!求答案和翻译!
Do they live on the land,in the air,or in the water?
We have air pollution,water pollntion and land pollntion.(中文意思)
There was e______ clean air ,land and water.求求你们了
We are c___Earth,the land,the air and the water.首字母填空
the earth is our home.we must ___the land,air,and water clean.为什么是keep而不是get
To improve the _they planted more trees and grass A.environmend B.water C.air D.land到底是什么?
there is ___ clean water , nor clean air and nor clean land 这个应该填neither还是none?
Above the land and water _ with a depth estimated to be from 50 to 200 miles.A.a layer of air isB.will a layer of air beC.a layer of air beD.is a layer of air
天然污染源和人为污染源的特点
sun air water
earth air water fire
Water-to-Air Cooler
Above the land and water _ with a depth from 50 to 200 miles.A.a layer of air isB.is a layer of airC.will a layer of air beD.a layer of air will be为啥
湘江污染源的概况