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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1366

Many kinds of help ________ by plane or by train to the area ever since the earthquake hit it.

A.had been offered B.have been offered
C.are offered D.were offered
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Manykindsofhelpbyplaneorbytrai