If--------,water will be harmful to human life.A.polluting.B,being polluted C.polluted.D.h...
If--------,water will be harmful to human life.
A.polluting.B,being polluted
C.polluted.D.having polluted
应该选哪个,
人气：457 ℃ 时间：2020-04-04 03:01:21
解答
C 相当于if it is polluted .这里属于省略的一种现象.
推荐
猜你喜欢
