问题
A: Listen! Is it Tina singing in the next roomB: No, it __________ be her. She is still in Shanghai.
A:can’t
B:couldn’t
C:may not
D:might not;
B:couldn’t
C:may not
D:might not;
正确答案是：
同类题型
When you cross the road, youshould be _____ and walk _____
John is very _________ — if he promises to do something he’ll do it.
The Great Wall is __________ tourist attraction that millions of people pour in every year
Sixteen-year-olds should not be allowed to drive acar. —-Iagree. They are ____________.