______ everybody knows about it, I don’t want to talk any more.
____the sketch(short funny play) of Xiao Shenyang made a _____has been known to us all.
As senior 3 students, it is the most important to _______ a good state of mind in face of failure.
_____ three influenza type A virus subtypes(子类型) have been found in pigs.
Who would you rather ______ you repair your CD player?
We decided to take a taxi.Luckily there was _____ waiting.