Define if the sentences are correct or incorrect. Change the wrong usage.

correct incorrect

1) Charles has got a new camera. Charles camera is new.
2) George has got an old mobile phone. George’s mobile phone is old.
3) I stayed at my aunts house last night.
4) Her daughter’s-in-law ideas are always unique.
5) The part-timers shift ended at 10 pm.
6) The two teams’ projects tied for first place.
7) This years’ fashion isn't my cup of tea.
8) This is the ladies’s room.
9) Hercules’ power was incredible.
10) The two boy's rucksacks were found at the water's edge.
11) The building had lost all it’s window's and door's.
12) New York's skyline has lost two of it's most famous buildings.
13) Who has taken Paul's shoes?
14) The car's tires were found in the only suspect's flat.
15) The childrens’ books and pencils were put in their bags.
16) I would like to see all those actor's together on that theaters famous stage.
17) All those people's car's make the shop keeper's lives much more difficult.
18) All the children's books and their parent's coats' were put in the school's lost property bags.