Измените залог сказуемого в предложениях и запишите новые предложения в Active

Измените залог сказуемого в предложениях и запишите новые предложения в Active Voice.
1) I wasn't given this book though I wanted to read it.
2) His yesterday's lecture was listened to with great interest.
3) Those children must be taken good care of.
4) Mr. Smith must be sent for at once.
5) This sick man must be immediately operated on.