Explicație:
1 It has been discovered that cancer can be cured
2 I have lived here since I've been a child
3 You have gone to louvre when you have been in paris
4 I have enjoyed living in this city
5 Our friends have got married almost two years ago. They are going to celebrate their anniversary in three weeks
6The girl have talked to last night has been my best friend.
7Issaballe has had her first baby when she was 23 years old.
8 My wife and I have visited Paris last summer and we want to go there again.
9. Dad you have not finished reading the newspaper yet?.
10 I am not hungry. I have ate already
11 When Jack was at school, he had learned to play the violin.
12 I have bought this skirt from Macy's yesterday
