题目内容
7.听第10段材料,回答第17至20题.17.How many kinds of pollution have been mentioned in this monologue(独白)?
A.Two
B.Three.
C.Four.
18.Which is the most serious pollution in today's life?
A.Noise pollution.
B.Air pollution.
C.Water pollution.
19.Why must factories clean their water before it is thrown away?
A.Because it will pollute our rivers and lakes.
B.Because it will make us talk louder.
C.Because it will blow dirty smoke into the air.
20.What have you learned in the passage?
A.We can't eat fish in the rivers and lakes.
B.We should build fewer factories and make fewer cars.
C.We should help fight pollution.
分析 略
解答 BBAC
点评 略
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