13. My father built the tree house ...14. Why don't you clean the windows .........?15. Jack and I introduced ............... to our newneighbour.16. The children cleaned their room....

13. My father built the tree house ...14. Why don't you clean the wi

1.	13. My father built the tree house ...14. Why don't you clean the windows .........?15. Jack and I introduced ............... to our newneighbour.16. The children cleaned their room....
Answer» 13. for me14. as they are so dirty15. ourselves16. very nicelyExplanation:MARK me as BRAINIEST