Помогите, пожалуйста, с английским, 7 класс, тема: Past Perfect. Мне нужно с 10 по 20 вопрос. Очень срочно нужно.

10. The businessman talked to his wife on the phone.
11. Did you buy a new mobile phone?
12. None of my friends have visited China.
13. Angelina Jolie has been married for many years.
14. The professor marked the students' exams.
15. I can't eat it because you put too much salt.
16. My father gave up smoking.
17. Jennifer has been studying a lot lately. She became a university student.
18. Brian applied for the job at the cinema.
19. Tony has not spoken a word today. I'm a bit worried.
20. My aunt donated a big sum of money to Red Cross.