(1) I have studied English for eight years.

(2) She has worked at the bank since 2000.

(3) She has lost her phone

(4) They have worked really hard this week.

(5) She has played the piano for over ten years.

(6) I have finished dinner.

(7) She has just  come back.

(8) You haven't answered my question.

(9) John has traveled around the world.

(10) I have watched “Iron Man” several times.
(11) This is the first time I have had a public speech.

(12) It’s the second times he has lost his passport.

(13) Jonh has lived in that house for 20 years. 

(14) I haven’t heard from her for 2 months.

(15) He hasn’t met her since she was a little girl.

(16) I have already had the answer.

(17) John hasn’t written his report yet.

(18) I hasn’t decided what to do yet.

(19) I have just cleaned up the kitchen.

(20) He has recently studied a new theory on maths.

1. I have lived here for 2 years.

2. She has moved to Hanoi since she left her school.

3. They have played volleyball for 1 hours.

4. He has walked in the park for 30 minutes.

5. He has just repaired a bike.

6. We have looked an accident on the street.

7. She has prepared for dinner since 6.30 p.m.

8. They have worked for this company for 5 years.

9. How have you solved this difficult Math question?

10. I have finished my homework. 

11.  I have just decided to start working next week.

12. She hasn’t received any good news since a long time.

13. We haven't called each other for 5 months.

14. I have studied English since I was a little girl.

15. Has he ever travelled to Vietnam?

16. Have you finished your homework yet?

17. Lucy hasn't stayed with her parents since she graduated.

18. Nam has already cleaned the floor for 1 hours.

19.  It has rained for 2 days. 

20. They haven't talked together for 2 months.