May I smoke here? —If you ________, choose a seat in the smoking section.

What would you do _____ you had millions of money—I am not sure _____ what you said is just my dream!

a.gov.cn, which has _____foodand drug channel with clear explanations, is _____very popular website.

They have done a good job so far.—Yes, but much ___________.

odern Art Exhibition in the City Museumhas been canceled–Oh, no! ______