【Itisknowntous___whereispollutionthereisharm.A.whichB.whereC.whatD.that】
2022-05-08 59次 反馈错误 加入收藏 正确率 : 100%
题目内容：
It is known to us ___ where is pollution there is harm.
A.which
B.where
C.what
D.that
优质解答
D It is known to us that where there is pollution there is harm.
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