Написать во множественном числе 1.this book 2.that house 3.my class 4.your friend 5.his wife 6.her watch 7.our lake 8.their pen 9.its square 10.your plan 11.one child 12.that day

Везде приписывал букву s

1.these books
2.those houses
3.my classes
4.your friends
5.their wives
6.their watches
7.our lakes
8.their pens
9.its squares
10.your plans
11.one children
12.these days
Надеюсь правильно ;)