It is __________ for us to do exercises regularly. It is good for our health.A. tiring B. necessary C. the worst
The math question is like a piece of cake. He spent five minutes in working it out.
—What are you doing this afternoon?—My computer is broken. I have to have it repaired this afternoon.
—Would you mind moving your desk, Jack?—_________ I’ll do it right away.
—Do you like music ____ you can sing along with?—Yes, and I also like the singer ____ can dance.
—These days all China is worried about the plane of MH370.—Yes. All the world wants to know________________.