Помогите пожалуйста) даю 25 б.

Use the verbs in brackets in the required form (Present Simple or Present Progressive)
1. Doctors and nurses often (to help) ___________________ people in community clinics.
2. The book you (to wait) ________________________ for hasn’t arrived yet.
3. What (you) (to talk) ________________________ about?
4. What time (to begin) ____________ the concert ____________?
5. Hi, Bob! I’m glad to meet you here at the exhibition. How’s life? What ____________ you (to do) ____________ now?
6. We are told he (to arrive) ____________ on Saturday.
7. Jacob says the train (to arrive) ____________ according to the time table.
8. When exactly ____________ you (to leave) ____________ tomorrow?
9. I (to forget) ____________ when he is going to come back.
10. Liza (to lose, constantly) ________________________ her mobile