Помогите с английским пожалуйста

Заполните пропуски предлогами after, before, by, on, without.

1. What did she mean ___boasting like this? 2. His knowledge has improved ___taking a training course. 3. He could tell the funniest story ___smiling. 4.___ entering the house she rushed to the telephone ___greeting anybody. 5. You can keep healthy and fit ___jogging in the morning. 6. Where did he go ___finishing his work?
7.___writing an article about the events he must go to
the place where they are taking place. 8.___hearing a woman's cry he jumped up from his seat. 9.___ going through the customs office he went aboard the plane. 10. She was upset ___not getting an answer from him.