My uncle hasn’t been able to quit smoking,but at least he has ________.(2013·陕西,25)
Jim is ______ person, and everyone is willing to be ______ with him.
They kept trying _________ they must have known it was hopeless.
There are five pairs _________, but I’m at a loss which to buy.
.It’s ____ so easy as you imagine.
_________ going to the exhibition.