Hangzhou Metro Line 1, into use in 2012, is expected to relieve the heavy traffic in this city.[ ]

The prize will go to the writer _____story shows the most imagination. [ ]

.It was the practice _____ he got abroad_____ made him a good English speaker.

_you a beautiful present for yourbirthday,but I was short of money at that time

a hard-working student．In fact, you cannot find anyone in the class ____．