Unit 10 : Make a sentence in Present Perfect Form (Affirmative, Negative, Yes-No question)

 Example


  lose my keys
 I have lost my keys.
I haven't lost my keys.
Have you ever lost your keys?
I have lost my keys many times.
I have never lost my key.


1.   play tennis
2. meet queen
3. see Big Ben
4. buy a new car
5. sleep im a tent.
6. drive a tractor
7.  stay in an expensive hotel.

8. win a medal.
9. see an opera
10. be to Australia.