—Beijing experienced _____ heaviest snowfall in ____ month of January .
| A．\ ; a | B．a ; the |
| C．the ; the | D． the ; a |
The company has a free long-distance telephone number_____ customers may call with any questions they have about the products .
| A．when | B．so that | C．while | D．as |
I know the man ____chance, but I have never spoken to him.
| A．with | B．on | C．for | D．by |
---Must I go to work with you?
--- No, you_____. Linda ______ go with me.
| A．mustn’t ; can | B．can’t ; has to | C．daren’t ; should | D．needn’t ; may |
-He seems to be a good teacher .
- _____ . He has been a teacher for 20 years.
| A．So does he | B．So he does | C．So is he | D．So he is |
The earthquake damaged many houses and bridges; ______, it caused over 2,300 deaths.
| A．otherwise | B．besides | C． therefore | D．however |