—He ______ be in the classroom, I think.
—No, he ______ be in the classroom. I saw him go home a minute ago.
A.can; might not | B.must; might not |
C.might; can’t | D.might; mustn’t |
—He ______ be in the classroom, I think.
—No, he ______ be in the classroom. I saw him go home a minute ago.
A.can; might not | B.must; might not |
C.might; can’t | D.might; mustn’t |