Chuyển câu sao cho nghĩa không đổi

1.No one can play the piano more beautiffuly than him.
He can
2.Living abroad can be more expensive than living in your home country
Living in your home country
3.Government must eliminate hunger as soon as possible
Hunger
4.Parents shouldn't allow children to play violent games
Children
5.He startedd preparing for his wedding ceremony a week ago.
He