I.
1. riding
2. minimize
3. closed
4. smoke
5. mountainous
II.
1. interested
2. accommodation
3. daily
4. anxioud
5. tribal
III.
1. A man who is carrying the big suitcase is my father.
2. The toys which are imported from China are harmful to children's health.
3. English is spoken (by people) all over the world.
4. Would you mind if I smoked here?
5. It's easy to learn Badminton.