John, look at the time. ______ you play the piano at such a late hour ?
—How will I ____ you at the airport?—Well, I'm wearing a hat and I've got a big black umbrella with me.
Nick is looking for another job because he feels that nothing he does ________ his boss.
My father had ____ me a new computer as my birthday present.
After the earthquake, the government turned a school into a for the victims of the earthquake.
It is difficult for my teacher to my mistakes in my composition. He is so careful!