II:1.more difficult than

   2.more dangerous than

  3.more boring than

   4.more confident than

   5.more exciting than

   6.better than

   7.heavier than

   8.shorter than

III: 1. Viet Nam is hotter than Sweden.

     2.Sai Gon is noisier than Da Lat.

    3.There are many motorbikes in the town.

      4.Planes are faster than trains.

      5.The air in the city is often polluted than the air in the countryside.

      6. Is there a theatre in your neighbourhood?

II

1.more difficult than

2.more dangerous than

3.more boring than

4.more confident than

5.more exciting than

6.better than

7.heavier than

8.shorter than

III:

1. Viet Nam is not as cold as Sweden.

2.Sai Gon is noisier than Da Lat.

3.There are many motorbikes in the town.

4.Planes are faster than trains.

5.The air in the city is often more polluted than the air in the countryside.

6. Is there a theatre in your neighbourhood?