Present Perfect Tense

Verbal sentences:

1.  Peter has read a magazine.
     Peter has not read a magazine.
     Has Peter read a magazine?
2.  Mila has gone.
     Mila has not gone.
     Has Mila gone?
3.  He has cleaned the floor.
     He has not cleaned the floor.
     Has he cleaned the floor?
4.  She has drunk milk.
     She has not drunk milk.
     Has she drunk milk?
5.  You have just broken the glass.
     You have not just broken the glass.
     Have you just broken the glass?
6.  They have already played football.
     They have not already played football.
     Have they already played football?
7.  Toni has studied English since 2003.
     Toni has not studied English since 2003.
     Has Toni studied english since 2003?
8.  Maria has written a letter.
     Maria has not written a letter.
     Has Maria written a letter?
9.  They have worked here for five years.
     They have not worked here for five years.
     Have they worked here for five years?
10.He has traveled around the world.
     He has not traveled around the world.
     Has he traveled around the world?