Without the air to hold some of the sun’s heat, the earth at night ____ for us to live.
| A．would be freezing cold | B．will be freezing coldly |
| C．would be frozen cold | D．can freeze coldly |
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 |