问题

He ___ away before we arrived, since the house was deserted．

A:shall have gone
B:should have gone
C:could have gone
D:must have gone

正确答案是：

同类题型

下列各句中，加点的成语使用恰当的一句是（）

Little ______ that we were watching his every move，so he seemed to be going his own way in this business.

seeking a prime minister, ______ who willdevote himself to the interest of the country

When a person is ________， talking with others often helps him feel better.

It’s seven o’clock now. You must _____ home for school.—OK，mum.