$2.$ I wish I was home today.

→ Wish ở Hiện tại: S + wish(es) + (that) + S + V-ed 

$3.$ I wish it didn't rain today.

$4.$ I wish there were some cakes.

$5.$ I wish she played chess well.

$6.$ I wish I didn't sing a song every day.

Nếu là câu bị động thì: A song is sung everyday by me. 

→ Câu bị động thì HTĐ: S + is/am/are + $VPII$/ed + (by O)

$7.$ A song was sung last week by him.

→ Câu bị động thì Qúa khứ đơn: S + was/were + $VPII$/ed + (by O)

$8.$ TV will be watched the next day by me.

→ Câu bị động thì Tương lai đơn: S + will + be + $VPII$/ed + (by O)