Several months later, he found his deskmate very difficult _______.
| A．to get along with | B．getting along with |
| C．to get along | D．to be gotten along with |
The college has developed an on-line system ________students can choose their own professors.
| A．where | B．when | C．that | D．which |
As a doctor , it’s against my ______ to accept gifts from patients.
| A．emotions | B．principles | C．regulations | D．opinions |
In communication, a smile is usually ______ strong sign of a friendly and ______ open attitude.
| A．the, / | B．a, an | C．a, / | D．the, an |
The Wangs are considering ______ to Huangshan for a trip at five tomorrow morning.
| A．to move off | B．moving | C．moving off | D．movement |
Internet, as well as telephones, ____ an important part in daily communication.
| A．is playing | B．have played | C．are playing | D．play |