27．--- Have all the students known our class will visit the zoo next week? ---Yes, every student about it． A．has told B．is told C．has been told D．have been told 【查看更多】
题目列表(包括答案和解析)
— Have all the students known our class will visit the zoo next week? — Yes, every student about it.
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A. has told B. is told C. has been told D. have been told
