Reflexive Pronouns-self or each other(ANSWER)
 

1) Sandra and Angela haven't met each other for a long time.

2) My friends enjoyed themselves very much at the concert.

3) Tim repaired his car himself.

4) We helped each other with our report.

5) People often give each other presents at Christmas.

6) I bought myself a new camera.

7) Chris, did you do the Maths homework yourself?

8) They looked at each other and smiled.

9) Ron and Tom often write e-mails to each other because they're good friends.

10) Ann only thinks of herself. She's an egoist.