La question 91 et 92

Si j'ai bien compris :

1)
1. Alison's cat was born 15 years ago.
2. Her favourite horse died 10 years ago.
3. Her father bought a new horse 3 months ago.
4. She started going to the high school 8 months ago.
5. She had her riding lesson 6 days ago.

2)
1. I saw my best friend 2 days ago.
2. My parents met for the furst time 30 years ago.
3. The last time I took the train was 3 months ago.
4. The last time I attended a wedding was 2 years ago.
5. My last birthday was 5 months ago.

Exercice 91 : 

1. Alison's cat was born 15 years ago.
2. Her favourite horse died 10 years ago.
3. Her father bought a new horse 3 months ago.
4. She started going to her high school 8 months ago.
5. She had her riding lesson 5 days ago.

Exercice 92 : 

1. I saw my best friend 2 weeks ago.
2. My parents met for the first time them 11 years ago.
3. I took the train 8 months ago. 
4. I attended a wedding 1 year ago.
5. My last birthday was 3 months ago.