1.My parents said I shouldn't tell others lies.
=>My parents advised me not to tell others lies.
2.They have given Andrew a prize for his essay.
=>A prize has been given for for Andrew's essay
3.I remember my parents giving me a special gift on my fifth birthday.
=>I remember being given a spacial gift by my parents on my birthday
4.They used to teach the little boys English
=>The little boys used to be taught English.
Chúc bạn học tốt.