This is an _______ question. You can answer it _______.

It’s a good idea. But who is going to ____ the plan?—I think Tom and Greg will.

______ is known to us, the 16th Asian Games will be held in Guangzhou, China in November, 2010.

Thank you for______ let me_______ on the trip today.

I know you’re busy these days, but you’d better___________ off today’s work till tomorrow.