1. Seeing me, he smiled.
2. You can get in touch with her by the phone.
3. Ii you lose your passport, contact the police.
4. I could not speak because I was laughing.
5. It should be discussed before taking a decision.
6. Do not do anything without asking for permission.
7. You will not get anything if you keep crying.
8. In addition to participating in the conference, he worked in the organizing committee.
9. Trying to solve one problem, I created another.
10. He will answer after talking with the supervisor.