VII. Fill in each gap with a suitable preposition. to

1. We are deeply disappointed with the result

2. We should wear coats to protect ourselves from the sun.

3. Trees provide us with fresh air.

4. Don't do harm to the environmen

5. Toxic chemicals continue to be dumped into the North Sea.

6. You should prevent lazy students from littering

7. My sister kept to asking silly questions

8. The garbage bin is full of junk again

9. We are all responsible for keeping the environment clean.

10. Don't throw trash away water because it can do harm to the environment.

1. with

2. from

3. for

4. to

5. into

6. from

7. to

8. of

9. into

10. to