So sánh nhất phải có "the" nha. 

Nice - the nicest

Dry - the driest

Short - the shortest

Nice - the nicest

Happpy - the happiest

Dry - the driest

Big - the biggest

Thin - thinnest

Good - the best

Bad - the worst

Little - the least

Much - the most

Funny - the funniest

Fat - the fattest

Cheap - the cheapest

Lazy - laziest

1. the biggest

2. the thinnest

3. the longest

4. the cleverest

5. the shortest

6. the best

7. the tallest

8. the coldest

9. the happiest

10. the nicest

3. C

4. B

5. B

6. A

7. B

8. C

9. B

10. B

5. Winter was the worst time for us