-_______do you spare time to visit your parents every month?
-Twice.
A．How long B．How often C．How soon D．How fast
No one knows who the cars damaged in the flood _______.
A．belongs to B．blong to C．belongs D．belong
Tere are a few books on the shelf. But only one of them is _______
A．worth to be read B．worth being read
C．well worth reading D．worth read
I know my English cannot compete ______his.
A．in B．for C．against D．by
_______get a good seat, he set out early after supper.
A．In order to B．So that C．So as to D．In order that
The volleyball match _______ if it rains tomorrow.
A．will put off B．will be put off C．is put off D．puts off
