题目内容
--- ________ David be the new chairperson of the Students’ Union?
--- He _______ be, but I’m not sure.
A. Can; can’t B. Can; may
C. May; must D. May; mustn’t
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题目内容
--- ________ David be the new chairperson of the Students’ Union?
--- He _______ be, but I’m not sure.
A. Can; can’t B. Can; may
C. May; must D. May; mustn’t