Hangzhou is one of the most beautiful cities ___ I have ever visited.
| A．that | B．which | C．it | D．where |
He came to my class every week, but his attitude _______he was not really interested in the subject.
| A．expressed | B．described | C．explained | D．suggested |
Why didn't you tell me there was no meeting today? Iall the way here through the heavy snow.
| A．needn't have driven | B．can't have driven |
| C．mustn't have driven | D．shouldn't have driven |
The old man, _______ abroad for twenty years , is on the way back to his motherland.
| A．to work | B．working | C．to have worked | D．having worked. |
Zheng He’s first stop during the expedition was in _______ is a part of Vietnam today.
| A．where | B．what | C．which | D．that |
People believe that mutual understanding _______ a happy marriage.
| A．takes to | B．makes for | C．brings down | D．depends on |