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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 中等
  • 浏览 269

Many a professor__________looking forward to visiting Germany now.Many scientists
__________studied animals and plants in the last two years.

A.is; have B.is; has C.are; have D.is; are
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Manyaprofessorlookingforwardto