We haven’t settled the problem of_______it is necessary for him to study abroad.

We’ve booked a room in the centre of town for the guests _____ they can stay for three days.

Could you tell me_______ yesterday afternoon

The magician(魔术师)Liu Qian from Taiwan performedhis tricks at the 2009 Spring Festival Gala(联欢会).

Where is Linda I can’t find heranywhere.—She _______ Shanghai. She _______ therefor a few days.