Stay awake! You should know that it ________ to sleep in class.
It is important to recognize what kind of person you are and which special qualities make you different from _________.
–We need a person badly to be in charge of this design. --_________ the new comer have a try?
–Do you know Henry didn’t win that speech contest? --_________? I thought for sure he would. He worked so hard on it.
Is this the reason _________ at the meeting for his carelessness in his work?
_________, he would have been fired.