(b) Underline all the verbs in Present Perfect.

Present Perfect (настоящее совершенное время) образуется при помощи вспомогательного глагола have/has и третьей формы глагола (Past Participle).

В данном тексте глаголы в Present Perfect:

1. I've been
2. I've bought
3. I haven't been
4. We've got
5. I've been
6. I haven't been
7. I haven't bought
8. I haven't been

Ответ: I've been, I've bought, I haven't been, We've got, I've been, I haven't been, I haven't bought, I haven't been