In the conference room on the fifth floor, where a meeting________, some students were busily setting the chairs.
| A．was to be held | B．has been held | C．will be held | D．is being held |
— How did they get to know each other?
—The Chinese skier made the of the Canadian player at 2014 Sochi Winter Olympic Games.
| A．acquaintance | B．achievement | C．decision | D．investigation |
In order to reduce air pollution, many people want a total _____on the playing of firecrackers (鞭炮)in many cities during the Spring Festival.
| A．presentation | B．promotion | C． prohibition | D．performance |
The thought of going back home was _______ kept him happy while he was working abroad.
| A．that | B．all that | C．all what | D．which |
Although medical science __________ control over several diseases,what worries us is that some of them are returning.
| A．achieved | B．has achieved | C．will achieve | D．had achieved |
---What happened to the house ?
---It_____burnt to the ground.
A is said to having been B. is supposed to have been
C is reported to have been D. is believed to have