They are trying to find a new way to __________ the spread of AIDS.
They looked __ at the new, and some girls began to weep.
Mr. Smith was very ill.The doctors said he was ___ of death.
There ia no light in the room. They ___ asleep.
I didn’t do very well in the exam, and so I’m afraid of ___.
It is very cold in the northeast of China ___ winter.