Completez ces phrases: 
1) Can you do it ............ or do you want to me help you ? 
2) Listen to ........ ! We're going to sing The Yellow Submarine
3) This calculator belongs to your brother. Give it to ....... , please
4) Tell yours parents ............. can come to my parents' house tonight
5) They built their house ........ because they were they not very rich
6) Did robin's sister understand the film ? I think ......... did
7)Where is your car ? I suppose .............'s in the garage
8) Are these ..............? Oh no ! Ours are much bigger ! 
9) What did the police do ? ............ caught him when he opened the door.
10) You can show it do ............ . If  they like  in they can help it.
11) This ball is ours. .............'ve just bought it !
12) ............ wife is a programmer.
13) Do you want to play tennis with ............ ? No , I don't. You're too good for me.
14) Is this white Rolls Royce The Stephensons' ? No, it isn't. ............ is green.
15) Let' ........... go home now ! It's midnight.