The train ______ Beijing is going to setoff.

Xian, the ancient capital of the six dynasties, is becoming ________ international city and attracts more and more foreign tourists every year.

He left in such a hurry that I _____ had time to thank him

g on a happy face not only helps to makefriends, but also makes us feel better—-_________________

There is no point advocating banning smoking in public ________ the law is introduced