Chinese President visited AIDS patients in Beijing's Ditan Hospital on the World AIDS Day, ________ was on Dec.1,2010, and ______ theme was to give all the AIDS patients medical care.
| A．which; whose | B．which; of which | C．when; whose | D．on which, its |
It’s really very dangerous.One more step，__________the baby will fall into the well.
| A．or | B．so | C．but | D．and |
The Oscar is one of the film prizes__________offered to any Chinese actor or actress so far.
| A．which is not | B．that have not been |
| C．that has not | D．that has not been |
She won the first prize in the speech contest and __________surprised us.
| A．which | B．it | C．as | D．who |
Li Fang is very busy，__________she’s always helping others with their lessons.
| A．but | B．although | C．so | D．for |
—Helen must obey her parents.
—Oh，she must，__________?
| A．must she | B．mustn’t she |
| C．shouldn’t she | D．should she |