题目内容
5. The old man didn't (提到)the thing after that.
5. refer to
从方框中选出合适的短语并用其适当形式填空。
cut down，come into being，die out， blow away, wash away
1. People destroyed the living conditions of animals. So some animals on the earth are completely.
2. Trees can stop the wind from the earth.
3. Heavy rain will the soil soon if there are no trees.
4. A new rule will soon to solve the problem.
5. We should plant more trees after we some
从方框中选出合适的单词并用 其适当形式填空。
period，rise，level，form，blanket
1. I think the greenhouse effect causes the of the oceans to rise.
2. The feels so soft. How much is it?
3. The temperature in the room has from 19 to 24°C.
4. The children a circle around their teacher and listened carefully.
5. Mike's father has been to Shanghai twice during this
1. 当我们不用电灯的时候我们应该关闭 它们。
We the lights when we aren't using them.
5.________ is here. Let's start work now.
5. Our living conditions have improved many ways.
5. Wuhan is very hot，and the temperature can reach n________ 40in summer.
4. The river smells bad. The villagers have p it with much litter.
4. 是什么让你改变了主意？（完成译句）
What you_______ _______ your idea?
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