This bag is twice ______ weight of that one. You’d better carry ______ lighter one of the two.
| A．/; / | B．a; the | C．the; the | D．the; a |
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 |
Not only I but also Tom _____ fond of watching TV.
| A．am | B．is | C．are | D．be |