3. put the sentences in the past simple passive. 1) they built this bridge last year. 2) they gave a party in his honour. 3) she washed the floor only this morning. 4) somebody left the light on all night. 5) they hired him 6) people formerly used the tower of london as a prison

1) This bridge was built  last year. 2)A party in his honour was given by them. 3) The floor was washed by her only this morning. 4) The light was left by somebody  on all night. 5) He was hired. 6) The Tower of London was used formerly by people as a prison