问题

“Why didn’t she come to the meeting yesterday?” “I’m not so sure. She ______ ill.”

A:should be
B:should have been
C:must be
D:might have been

正确答案是：

同类题型

对下列句子中画线词的解释，错误的一项是（）

It is said _______has been translated into Chinese.

ned out that she won the first prize inthe competition, which was her modestexpectation

Does he know how to work out the problem?—Yes, he has ___ a good idea to solve it. —-Yes, he has ___ a good idea to solve it.

He came to realize ____ his talent lay—in drawing.