It is not polite to enter others’ rooms          knocking on the door.

   A. by                        B. with                 C. without

Animals are part of nature          should be well protected.

               A. and                   B. or                   C. but

To many foreigners, Guangzhou has become their          hometown.

   A. two                   B. second                   C. the second

You          worry about me. I’m fine.

   A. can’t                 B. mustn’t              C. needn’t

Parents care about          children’s education more than anything else.

             A. their                   B. them                 C. theirs

Li Na won the first place in the final tennis game. Nobody else played         ! 

 A. well                    B. better                   C. best

         cute the monkeys are when they ask for food!

   A. How                   B. What                 C. What a

The Chinese Culture Day          in New York City on April 20^th , 2011.

   A. celebrated                B. is celebrated            C. was celebrated

Most of the sandstorm in our country          in spring from March to May.

   A. happen                    B. happens              C.is happening

After the earthquake hit Japan, many international organizations offered         .

   A. to helping                B. to help                  C. helping