被动语态改成主动语态 Li ping hurt his mother by saying such bad words..

被动语态改成主动语态 Li ping hurt his mother by saying such bad words..
the last bus has just been repaired by my sister.
the bed is being used by my cousin.
the work was finished by many workers.
the letter should be sent by his brother.
a wonderful book will be written by Yao Ming.
the thief was being hit heavlly by the head teacher.
the food on the table has been eaten by the hungry old lady.
the old house was built to make him live in by his grandfather.
this kind of car is made by Li Bai in the village.
the children were taken good care of by the nurse.