Ответ:
1 задание
1.grandmother
2.cousin
3.aunt
4.daughter
5.uncle
6.sister
7.grandfather
8.grandson
2задание
1.c
2.a
3.e
4.f
5.d
6.b
3задание
1.I haven't got a pet
2.My cousins have got dark hair
3.My brother and i haven't got a computer
4.Steve has got a new bicycle
5.Lydia hasn't got a cat and a dog
6.My grandmother hasn't got a car
4задание
1.her
2.their
3.It's
4.my
5.
6.our
5задание
1.c
2.d
3.a
4.f
5.b