John has tried many ways to solve the physics problems, but works.
A．little B．anything C．none D．nothing
Medical care in the country cannot compare with big cities.
A．one of B．that of C．不填 D．the one of
Your MP4 is quite cheap. Where did you buy _________? I want to buy _________, too.
A. one; one B. it; it C. it; one D. one; it
I had to buy _________ these books because I didn’t know which one was the best.
A. both B. none C. neither D. all
I don’t mind her criticizing me, but is how she does it that I object to.
A. it B. that C. this D. which
First ,it is important to recognize what kind of person you are and which special qualities make you different from .
A．everyone else B．the other C．someone else D．the rest
