—I wonder how much you charge for your services.
—The first two are free ________ the third costs $30.
A．while B．until
C．when D．before
—I think George doesn't really care for TV plays.
—Right, ________he still watches the program.
A.and B．but
C．or D．so
After the war, a new school building was put up ________ there had once been a theatre.
A.that B．where
C．which D．when
I thought I would be punished for the broken glasses ________ I ended up being praised for my honesty.
A．andB．or
C．butD．so
As a college freshman, he wanted to be an interpreter, ________ he joined a translation club.
A.for B．but
C．so D．as
The elderly people still prefer to live in the countryside, ________ city life is considered as convenient and fast.
A．while B．unless
C．though D．as
