() 1. The air in our city is getting much ______ now than 20 years ago.
A.clean
B.cleaner
C.cleanest
D.the cleanest

() 2. The ______ you are, ______ mistakes you will make.
A.more careful; the fewer
B.more carefully; the more
C.more careless; the less
D.more carelessly; the more

() 3. The house looked ______ as we drove farther away.
A.small and small
B.smaller and smaller
C.more small and small
D.more and more small

() 4. Our trip to West Hill was great! I didn't have a(n) ______ experience before.
A.exciting
B.more exciting
C.less exciting
D.most exciting

() 5. China won more gold medals than ______ in Europe (欧洲) at the Paris Olympic Games in 2024.
A.any other countries
B.the other countries
C.any country
D.other countries

() 6. Miss Wang is one of ______ writers in China and she has written many novels.
A.famous
B.more famous
C.most famous
D.the most famous

() 7. The Yellow River is the second ______ river in China.
A.long
B.longer
C.much longer
D.longest

() 8. —Is Peter ______ than any other student in your class?
—Yes, and he is one of ______ students.

A.more serious; the most hard-working
B.serious; more hard-working
C.more serious; more hard-working
D.serious; the most hard-working

() 9. The film is ______ one that I've ever seen.
A.a better
B.a good
C.the better
D.the best

() 10. The Class 1 Team won the volleyball match. It is ______ of the seven teams.
A.strong
B.stronger
C.the stronger
D.the strongest