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—Hebeintheclassroom,Ithink.—No,hebeintheclassroom.Isawhimgohomeaminuteago.A.can,maynotB.must,maynotC.may,can’tD.may,mustn’t

题目详情
—He ____be in the classroom, I think.
—No, he_____ be in the classroom. I saw him go home a minute ago.
A.can, may not B.must, may not C.may, can’t D.may, mustn’t
▼优质解答
答案和解析
C