You must be a student, ________you?
A.wasn’tB.a(chǎn)reC.mustn’tD.a(chǎn)ren’t
D
句中的must表示對(duì)現(xiàn)在的狀態(tài)或現(xiàn)在的事實(shí)進(jìn)行推測(cè),故后面的附加疑問(wèn)部分用一般現(xiàn)在時(shí)。
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