— It’s the office! So you ______ know eating is not allowed here.
— Oh, sorry.
| A．must | B．will | C．may | D．need |
I like to get up early so that I can get plenty of work before lunch．
| A．to do | B．done |
| C．doing | D．being done |
——I hope I can see you at my wedding ceremony．
——Oh，dear，I almost ．When is it?
| A．forgot | B．had forgotten |
| C．will forget | D．have forgotten |
According to Beijing Review，Beijing was attacked by such a sandstorm few citizens have experienced before．
| A．which | B．that |
| C．when | D．as |
The customer and the seller argued for quite some time before they finally agreed the price．
| A．on | B．with |
| C．to | D．at |
——Is there a bullet train to Chengdu this afternoon?
——There be．I’ll phone the station to find it out．
| A．must | B．can |
| C．might | D．would |