I get the bicycle for _____.My friend gave it to me when she bought a new one.

 --Which do you prefer, tea or coffee?-- __________is OK.I don’t care.

You’ve got so ________ housework to do. Can I help you, mum?

－Which do you prefer, a CD player or a walkman?－______. I prefer a portable computer.

——Do you know the answers to these questions asked by your little brother?——Of course not, but I can’t let him know       .