练习A
一、单项填空：
（ ）1.Shanghai is bigger than _________ in China.
A. any city B. any other cities C. any other city
( ) 2. This building is 250 meters ______.
A. taller B. tall C. big
( ) 3. Who is _______, Bill, Tom or Jack?
A. strong B. strongest C. the strongest
