Jawaban:

1. This river is wider than that river. (Comparative)

2. Gold is more valuable than silver. (Comparative)

3. My sister is the cleverest / most cleverstudent in her class(Superlative)

4. This is the worst novel I have ever read. (Superlative)

5. It is hotter in this room than it is outside. (Comparative)

6. This is the most expensive car that I have ever seen. (Superlative)

7. It is even darker today than it was yesterday. (Comparative)

8. Which season is colder, summer or winter? (Comparative)

9. That is the best joke that I have ever heard. (Superlative)

10. Who is the most beautiful girl in your school? (Superlative)

11. Anton : Which is bigger, a bus or a car? (Comparative)

    Billy    : A bus is bigger than a car. It can carry about 56 passengers.

12. Alena : Which material is more ductile, gold or copper? (Comparative)

    Bagas : I think copper is more ductile than gold.

13. Low carbon steel is not very strong. It is the weakest of all.       (Superlative)

14. Medium carbon steel isharderthan mild carbon steel. (Comparative)

15. Rubber is the most flexible material in the workshop. (Superlative)

16. The library is higher than the classroom, but the workshop is higher. (Comparative)

Penjelasan:

Comparative (Komparatif) digunakan untuk membandingkan antara dua benda. Sedangkan superlative (superlatif) membandingkan satu benda dari banyak benda.

Contoh:

•   Positive  |   Comparative   |          Superlative       |
• adjective  |  adjective + -er  | (the) adjective + -est |
•    small      |      smaller         |        the smallest        |
•     long      |       longer          |        the longest        |
•     tall        |        taller            |         the tallest           |

cheers.