18. ____ changes have taken place in my hometown.
A. Great B. Greater C. Greatest D. The great
17. My mother is busy to go to the cinema.
A. very B. so C. such D. too
16. He goes there ____ than I.
A. more often B. often C. so often D. as often as
15. A train can run ___ a bus.
A. so quickly that B. quickly than C. as quickly D. more quickly than
14. July and August are the ____ months in a year.
A. hotter B. hottest C. more hot D. hot
13. There is ___ rain this year than last year.
A. many B. much C. more D. much many
12. What a ____ street Nanjing Road is!
A. busy B. busier C. busiest D. much busier
11. The Changjiang River is ___ river in China.
A. long B. longer C. longest D. the longest
10. This maths problem is ___ that one.
A. not so easy as B. more easy than C. easy than D. as easier as
9. Mike and John are good at maths.
A. each B. both C. all D. no one