--- They are quiet, aren’t they?
--- Yes. They are accustomed ____________ at meals.
| A．to talk | B．to not talk | C．to talking | D．to not talking |
It is generally accepted that swimming ________ good health.
| A．leaves for | B．pays for | C．makes for | D．looks for |
________atmospheric haze(雾霾天气) or smog will continue makes the public worried.
| A．What | B．That | C．It | D．As |
The plan you have given us sounds good, but I am afraid it doesn’t seem very ________as far as this job is concerned.
| A．total | B．normal | C．practical | D．mental |
---Please inform Tom of the exact time of the arrival of the plane.
---________? He will come here tonight.
| A．Why bother | B．Why not | C．So what | D．What for |
Any information one wants to know about the coming National Games in Shenyang, just call 024- 62347788. It ________ be simpler.
| A．mustn’t | B．won’t | C．needn’t | D．can’t |