1.expensive/most expensive.

2.dangerous/most dangerous.

3.noisy/noisiest.

4.hot/hottest.

5.interesting/most interesting.

6.dirty/dirtiest.

7.modern/ most modern.

8.short/shortest.

9.small/smallest.

10.good/best.

II.

1.the most popular.

2.the most famous.

3.most exciting.

4.the most beautiful.

5.most modern.

                        Chúc bn học tốt,đừng quên cảm ơn và vote cho mik nha...^^

1. Cheap - expensive- the most expensive

2. safe - dangerous - the most dangerous

3. quite - noisy - the noisiest

4. cold - hot - the hottest

5. boring - interesting - the most interesting

6. Clean - dirty - the dirtiest

7. historic - insignificant - the most insignificant

8. long - short - the shortest

9. big - small - the smallest

10. Bad - good - the best