They planted trees and trees is 500.
A. the number of; a number of
B. the number of; the number of
C. a number of; the number of
D. a number of; a number of
She makes her class ，and she always makes the students .
A. interesting, laughing B. interested, laugh
C. interesting, laugh D. interested, laughing
Who listens , Tom, Jack or Bill?
A. the most carefully B. more careful
C. the most careful D. more careful
It's known that Suzhou is __________ in the world.
A. one of the most beautiful countries
B. one of the beautiful countries
C. one of the most beautiful cities
D. one of the most beautiful city
Diving is not as as skiing.
A. dangerous B. more dangerous
C. much dangerous D. very dangerous
-Do you know what he __________ two years ago?
-Yes, he was fat.
A. liked B. is like
C. likes D. was like
