1.Please be quiet.the kids have (fall)asleep.2.Thd dirty water in this river ma...
1.Please be quiet.the kids have (fall)asleep.
2.Thd dirty water in this river many problems in the past five years.a.creates b.is creating c.has created d.was creating
人气：384 ℃ 时间：2020-01-30 08:11:37
解答
fallen; C
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