4.1.has got
2.has......got
3.haven't
4.have got
5.has....got
6.hasn't
5.1.can't
2.can
3.can
4.can't
5.can
6.1.Ann's
2.door of the house
3.girl's cat
4.boys' bikes
5.legs of the chair
7.1.child-children
2.box-boxes
3.toy-toys
4.baby-babies
5.class-classes
6.man-men
7.foot-feet
8.watch-watches
9.girl-girls
10.wife-wives