Нужен пассив :
1.Jane looks after her baby well.
2. She has put her keys in her pocket.
3 . His parents invited many people to the wedding.

1. Baby is looked after well by Jane2. Her keys have been put in her pocket 3. Many people were invited to the wedding (by his parents)

1. After her baby is looked well.2. The keys has been put in to the pocket.3. Many people were invited to the wedding.