I. Fill in each blank with an appropriate preposition (4pts)
1. He prefers sunbathing______ the seaside_______going for a walk. swimming because the
2. I his part of the river is not good _________swimming because the __________banks are covered weeds.
3. The purpose_______ this project is to encourage people to plant and take care ___________trees.
4. We all should be friendly________nature, which means we should not do harm _________ wildlife