Many people agree that_______ knowledge of English is a must in ______
international trade today.
| A．a; 不填 | B．the; an | C．the; the | D．不填; the |
What did he say? I don’t know what________.
| A．did he say | B．he says | C．he said | D．he is saying |
I told your friend how to get to the hotel, but perhaps I______have driven her here.
| A．could | B．should | C．must | D．might |
I’m sorry to have hurt you, but I didn’t do it________.
| A．in common | B．in fact | C．on purpose | D．as usual |
It is the first time that I_______to Beijing.
| A．was | B．have been | C．came | D．will come |
----Must I do well in all the subjects, Mum?
----Sure, baby! As an old saying goes, knowledge is _________.
| A．command | B．effort | C．power | D．energy |