How long do you think­­­_________Obama officially takes office in the White House?

Could you tell me when Mr. Li ______ in Beijing?–Sure. When he _____, I ’ll call you.

I want to _________ at the meeting, but in the end I _________ nothing.

Did you _____ much money on the car?

Bruce,how many students are there in your school?—Mmm, about.