She is a wellknown doctor now, but she ________ as a cleaner at the hospital for five years.
A．has worked B．worked
C．had worked D．works
Some StraightA students in school ________ to be less successful in society than they ________ expected.
A．turned out; are B．have turned out; were
C．will turn out; were D．had turned out; were
—When did Bob leave?
—I have no idea. I ________ a shower upstairs.
A．took B．have taken
C．was taking D．would take
She is a hardworking student, and all her spare time she has ________ staying in the library.
A．spent B．is spent
C．to spend D．to be spent
—Do you know the Water Cube at all?
—No, this is the first time I ________ here.
A．have been B．came
C．was D．am going
A kind of newlymade shoes, if put into the market, ________ large orders because the heels can switch from 9 to 4 centimeters.
A．meets B．will meet
C．has met D．met
