________ she is not so cheerful ________ she used to be?
A．How it is that；as B．How is it that；as
C．Is it why；that D．Why is it that；what
For more information about Cambridge，________our website at www.cambridge.org.
A．visit B．visiting
C．to visit D．visited
It sounds like something is wrong with the car’s engine.________，we’d better take it to the garage immediately. (2011·江苏，33)
A．Otherwise B．If not
C．But for that D．If so
This is not my story，nor ________ the whole story.My story plays out differently.
(2012·四川，5)
A．is there B．there is
C．is it D．it is
—Was it by cutting down staff ________ she saved the firm?
—No，it was by improving work efficiency.(2012·上海，37)
A．when B．what
C．how D．that
Never before________seen anybody who can play tennis as well as Robert.(2012·江西，32)
A．had she B．she had
C．has she D．she has
