Li Na won the first place in the final tennis game. Nobody else played !
A. well B. better C. best
Parents care about children’s education more than anything else.
A. their B. them C. theirs
You worry about me. I’m fine.
A. can’t B. mustn’t C. needn’t
To many foreigners, Guangzhou has become their hometown.
A. two B. second C. the second
Animals are part of nature should be well protected.
A. and B. or C. but
It is not polite to enter others’ rooms knocking on the door.
A. by B. with C. without