A
1 I wish it would stop raining.
2 I wish I could play in the park.
3 I wish I had brothers and sisters.
4 I wish I had gone away for the weekend with my parents.
5 I wish I hadn't lost my MP3 player.
6 I wish my friends didn't live far away.
B
1A would come out
2B had studied
3B was/were
4B wasn't/weren 't
5B didn't have
6B would come
7A hadn't forgotten
8A would stop