问题

_________ 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;
B:Can; may
C:May; must
D:May; mustn’t;
正确答案是:
同类题型
The old photos ___________them__________the old days when they were young.
________ no one wants to read thebook, they have to read it.
The visiting professor gave us some advice,________ of great help to our English learning.
We will have two family parties this autumn.One is at Halloween and is at Thanksgiving.