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1:-She has lost the key of her.
N:She has not lost the key of her.-
I:-Has She lost the key of her?.

2:-Peter has saved al most $7000 for a new motorcycle.
N:Peter has not saved al most $7000 for a new motorcycle.-
I:-Has Peter saved al most $7000 for a new motorcycle?.

2:-Jenny has finished her homework.
N:-Jenny has not finished her homework.
I:-Has Jenny finished her homework?.

4:-Some boy has broked the windows.
N:Some boy has not broked the windows.-
I:-Has Some boy broked the windows?.

5:-My mother has bought new glasses.
N:My mother has not bought new glasses.-
I:-Has My mother  bought new glasses?.

6:-I has read a hungred pages of the book.
N:I has  not read a hungred pages of the book.
I:-Has I read a hungred pages of the book?.

7:-My nice has found a valuable necklace.
N:My nice has not found a valuable necklace.
I:-Has My nice found a valuable necklace?.

8:-The town has suffered terrible floods.
N:The town has not suffered terrible floods.
I:-Has The town has suffered terrible floods?.

9:-Martha has tought very carefully her situation.
N:Martha has not tought very carefully her situation.
I:-Has Martha tought very carefully her situation?.

10:-The factories have contaminated to may rivers.
N:-The factories have not contaminated to may rivers.
I:-Have The factories contaminated to may rivers?.