Выберите нужное союзные слово. 1.she's bought the book what / that she was looking for. 2.i like the house who / that theu live in. 3.she showed me the ring what / which was a family treasure. 4.i don't know the man which / who is sitting next to me.

1.She's bought the book that she was looking for.
2.I like the house  that theu live in.
3.She showed me the ring  which was a family treasure.
4.I don't know the man  who is sitting next to me.