The Chinese are good at table tennis ______ the English are interested in football.
| A．if | B．as | C．while | D．since |
In France it is the__________ to shake hands with people in the office every morning.
| A．habit | B．behavior | C．custom | D．act |
__________I understand you, I can’t agree with you.
| A．While | B．When | C．Since | D．Because |
She was so __________to me that I recognized her voice the moment I picked up the phone.
| A．familiar | B．sensitive | C．confident | D．devoted |
20.You have to have a good preparation for the exam__________ you can do well in it.
| A．in order to | B．such that | C．such as | D．so that |
--I'm calling to say goodbye. I'm flying home tomorrow.
--_________.
| A．I'm sorry to hear that. |
| B．Congratulations! |
| C．I'm not sure. |
| D．Have a nice trip! |