问题
My pain ___________ obvious the moment I walked into the room, for the first man I met asked me pitifully:” Are you feeling all right?”
A:must be
B:must have been
C:could be
D:could have been
B:must have been
C:could be
D:could have been
正确答案是：
同类题型
It’s ____ outside So I am afraid we can’t work long hours here [ ]
If you really want to learn French, you just have to keep yourself to the language whenever you can.
How did you ____ French? — I had lived in Paris with my aunt for years before I came to England.
When you go to a new country, you must _____ yourself to new manners and customs
His mother kept telling himto his manners at theparty.So he became impatient.