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  • 更新 2022-09-03
  • 科目 英语
  • 题型 单选题
  • 难度 较易
  • 浏览 1381

About 80 percent of the students in our school_____ been working on the program and about two-thirds of the work _____been finished.  

A.have; has B.has; have, C.have; have D.has; has
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About80percentofthestudentsino