Решение:

1. I haven't seen him for ages. (Действие не происходило в течение длительного времени.)
2. He has been doing his lessons since lunch. (Действие началось в обед и продолжается.)
3. I haven't heard about him for a long time. (Действие не происходило в течение длительного времени.)
4. I have been driving since I was 17. (Действие началось в прошлом и продолжается.)
5. Jack has failed his driving test three times because he doesn't know how to park. (Действие завершено, результат важен сейчас.)
6. I think he has made a lot of improvement. (Действие завершено, результат важен сейчас.)
7. Alice hasn't passed her driving test because she doesn't know the rules well. (Действие не происходило.)
8. She has been worrying about this for two months. (Действие началось два месяца назад и продолжается.)
9. She has been studying the driver's manual for hours every day. (Действие началось в прошлом и продолжается, ежедневное повторение.)
10. She hasn't taken another test yet. (Действие не происходило до настоящего момента.)
11. I have had a headache since I got up. (Состояние, которое длится с момента пробуждения.)
12. He is my friend, I have known him for a long time. (Состояние, которое длится с прошлого.)
13. Ivan has a stomachache. He has been eating junk food all day. (Действие началось утром и продолжается.)
14. I have never heard that song before. (Опыт, который не был получен до настоящего момента.)

Ответ:

I haven't seen him for ages.
He has been doing his lessons since lunch.
I haven't heard about him for a long time.
I have been driving since I was 17.
Jack has failed his driving test three times because he doesn't know how to park.
I think he has made a lot of improvement.
Alice hasn't passed her driving test because she doesn't know the rules well.
She has been worrying about this for two months.
She has been studying the driver's manual for hours every day.
She hasn't taken another test yet.
I have had a headache since I got up.
He is my friend, I have known him for a long time.
Ivan has a stomachache. He has been eating junk food all day.
I have never heard that song before.

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