Change the following sentences from active into passive: 1. he won the first prize 2. mary will accept the invitation. 3. my friend made this photo. 4. his sister translates difficult texts.

Change the following sentences from active into passive: 1. He won the first prize 2. Mary will accept the invitation. 3. My friend made this photo. 4. His sister translates difficult texts.
1.The first prize was won by him.2.The invitation will be accepted by Mary.3.This photo was made by my friend.4.Difficult taxtes are translated by his sister.