1 ) This is Susan and this is her boyfriend , Tom . => his, c'est quand celui qui possède est masculin et her, c'est quand celui qui possède est féminin.
2) Are Paul in class 1D ?No , he isn't .
3) My parents have got a nice car . It's their car .
4) Are these John's glasses?
5) Is your father with you ? Yes , he is.
6) Pass me the boys's jackets, please.
7) Can you see Tina ? She's with her mother.
8) This is my son's teacher.
9) Sam and I are with Pete and Sue . They are our friends.
Je pense que c'est ça ^^