-----Is this the first time you Quanzhou? -----No. But the first time I here, the city wasn’t so beautiful.
—What do you think of the book? —Oh,excellent.It's worth ___________ a second time.
The library needs __, but it will have to wait until Sunday.
A left-luggage office is a place where bags _______ be left for a short time, especially at a railway station.
Sir, you ______be sitting in this waiting room. It is for women and children only.
Jack _____ yet, otherwise he would have telephoned me.