—Is Tom still smoking? —No.By next Saturday he _____________ for a whole month without smoking a single cigarette.
More and more foreign students come to China to learn________ Chinese language.
In order to catch up with her classmates, _____.
—Do remember to watch out for cars while crossing the street. —_____.
—_____ that he picked up his uncle at the airport?—It was at 6:00 in the afternoon _____ he got off work.
Fans from miles around crowded into the stadium for the concert of Jay Chou on September 4th, 2012, _____ are popular with teenagers.