You look tired.You’d better________a good rest.
--- Why are they going to Wenchuan this winter?--- They’re going to be a volunteer there and _____________ the people in the disaster area.
---Do you like playing _____piano or surfing _____Internet?---Neither. I like playing the guitar.
--- What kind of sweater would you like?--- The ____________, the better. I don’t want to spend much on clothes.
---I called you when I got the news yesterday. But you weren’t in.---Oh, I __________ dinner for the family and didn’t hear it.
--- What does your teacher think of your plan?---Well, he is ____________ it and says I am not serious enough.