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We can't ________ making a plan. Cleanup Day is only two weeks from now.
1年前
一个蓄水池,现有一个进水管和一个排水管,单独打开进水管8小时可以把水池注满,单独打开排水管6小时可以把满池水排空.现两管齐开,把满池水排空,需要时间多少小时?
1年前
He asked me ________ the likely result of the matter will be.
1年前
Alice is my _______ and I’m her father.
1年前
Sixteen years ago a boy gave me an important gift. It was a smile.
1年前