—I knocked but nobody answered the door.
----They _____asleep then and didn’t hear you.
| A．must be | B．should be | C．must have been | D．should have been |
You can eat free in my restaurant _____ you like.
| A．whichever | B．wherever | C．however | D．whenever |
I suggest that he _____, or else he could make things worse.
| A．calm down | B．calms down |
| C．will calm down | D．calming down |
A quarrel _____, which made him _____ his family.
| A．was broken out; break away | B．broke out; break away from |
| C．was broken away; break down | D．broke down; break out |
He has a gift for description and makes ghost(鬼) stories _____.
| A．come to life | B．come true |
| C．come into being | D．come up |
The girl looked at me with a _____ expression. Maybe the problem was quite _____.
| A．puzzled; puzzling | B．puzzling; puzzled |
| C．puzzled; puzzled | D．puzzling; puzzling |