Lots of rescue workers were working around the clock,       supplies to Yushu, Qinghai Province after the earthquacke.

Which do you enjoy __________ our weekend, fishing or watching TV?

------It’s too cold this morning. I can’t get my car ______.
------ Have you tried _________ the tank with hot water.

.The government was believed to be considering _____ a law _____ it a crime to import any kind of weapon.

He is never allowed ________ in the room.

I try to avoid ________ on Saturdays because the stores are usually crowded and I can’t help ______ something I don’t really need.

You shouldn’t have the machines ______ all the while. You ought to have them ______ now and then.

_____the film so many times , I don’t need to see or hear it___what is happening now on the screen .

Paper books still play an important role in the US textbook market, with digital textbooks __________ less than 5 percent of the total.

_________fit, we ought to learn more about our body and be careful with what we eat.