Question

Alguien me puede ayudar a hacerlos me urge.
Es sobre el Present Perfect y Present Perfect Continuos

Answer 1

1. I have been working.
2. Jack has been teaching.
3. I have worked.
4. Brad has thought out.
5. What have you been doing ?.
6. she has visited
7. I have lived
8. Haven't you finished.
9. He has arrived.
10. I have been thinking  /  I have decided
11. Nick has bought
12. Some of my students have studied.
13. I have been waiting.
14. Have you ever driven.
15. I just have eaten.

Saludos desde Venezuela !!