Поставьте в passive voices 1.my son draws nice pictures. 2.they founded american's first college ,harvard,in 1639 3.a young writer writer this detective story. 4.they play her good movey for her detective stories

1.Nice pictures are drawn by my son.
2.American's first college,Harvard was found in 1639.
3.This detective story was written by a young writer.
4.She is payed good money for her detective stories.