The CDs are on sale！Buy one and you get ______ completely free.
A. other B. others C. one D. ones
It’s no use____ that you didn’t know the rules.
A. you pretend B. you to pretend C. of you to pretend D. your pretending
. At a rough estimate（估计）, Nigeria is ____ Great Britain.
A. three times the size as B. the size three times of
C. three times the size of D. three times as the size of
--- This is the worst food I've ever tasted.
--- ____________.
A. Don’t say that. B. You can say that again! C. I’m sure about it. D. Yes, they are.
All the dishes in this menu, otherwise stated, will serve two to three people.
A. as B. if C. though D. unless
I think Jack will ____ a good monitor, so I’d like to vote for him.
A．turn B．change C． make D．elect
