问题

Did Mary go to the exhibition yesterday? — Yes, but she _____ at home. [ ]
A: may have stayed
B: must stay
C: should have stayed
D: was staying
B: must stay
C: should have stayed
D: was staying
正确答案是:
同类题型
He was a good student and scored ________ average in most subjects
The rain ________ fast and heavy.—You should ________ some shelterLook at you—you are all wet
My cousin has alarge amount of money so that he can buy a house in the city center
Parents ________ good conditions ________ us.We should be grateful to them.
Last week, only two people came to look at the house, _______ wanted to buy it.