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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 1492

—I think trees ____________ twice a week in such hot weather.
—Yes, I agree. Or they may die without water.

A.must water. B.are watered.
C.must be planted. D.must be watered.
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—Ithinktreestwiceaweekinsuchho