--- Credit cards are useful when travelling.
—True. They save us the trouble of taking too much cash.
A．exactly B．gradually . C．particularly D．hardly
I turned to the headmaster and he promised to do everything _ his power to help. me out.
A．beyond B．above C．under D．within
The most important thing for Lucy is to find a proper job, in which she can bring her ability and potential into full play.
A．that B．this C．one D．the one
—I missed the bus. What a pity! .
— .There will be another one in five minutes,
A．Never mind B．Not at all C．Take your time D． No hurry
We are all for your advice that John at home until he makes a full recovery.
A．remaining B．remained C．remains D．remain
--- A high-tech exhibition in the National Museum.
--- Really? What about visiting it now? .
A．will be held B．is being held C．is to be held D．has been held
