Ex 9:

1: I haven't played the violin for 2 years
2: The team hasn't won the prize for a long time
3: She hasn't charted work for 2 years
4: I haven't written a letter for 5 years
5: My father hasn't smoked since 2014
6: I haven't donated my blood for 7 months
7: How long have you done charitable work?
8: She hasn't involved in community service for 2 months
9: She said: "I have worked as an activist since I was 20 years old"
10: My best friend hasn't eaten fast food since last year

Ex 10:

1: We began to learn English 10 years ago
2: We last met was a long time ago
3: The last time Ms. Ann took part in any voluntary programs was 4 years ago
4: The last time I met my family was last Christmas
5: When did you start living here?
6: The last time the volunteers provided free food and freshwater to homeless people was yesterday
7: The last time the doctor quitted his job in the local hospital and moved to the central hospital was 2 days ago