Đề: chuyển những câu sau đây thành thì hiện tại hoàn

Đề: chuyển những câu sau đây thành thì hiện tại hoàn
Giáp em với ạ
1.Samuel started keeping a diary five years ago.
-> Samuel has........
2.Sebastian's career as a Tv presenter began five years ago.
-> Sebastian has.......
3.She left university two years ago
-> It is.......
4.She started working as a secretary five years ago.
-> She has.....
5.The judges had never seen a prettier flower display.
-> It was.......
6.This is the most delicious cake I have ever tasted
-> I have........
7. Mary rang hours and hours ago
-> It's hours......
8.He learned to drive when he was eighteen.
-> Hd has.......
9.John has not had his had his hair cut for over six months
-> It is......
10. I haven't seen that man here before
-> It's is.....