Question

change voice :1tom has cleaned all the dirt on the desk

Answer 1

HEY MATE,_____________________↓↓↓

☆★ VOICE ☆★

THE FORMULATION OF VOICE FROM ACTIVE TO PASSIVE IS :-

OBJECT + AUXILIARY VERB + P.PARTICIPLE + SUBJECT.

REMEMBER THAT THE TENSE NEVER CHANGES IN VOICE .

SO YOUR REQUIRED ANSWER IS. :-

ALL THE DIRT ON THE DESK HAS BEEN CLEANED BY TOM.

________________________

HOPE IT HELPS ☺☺✌

Answer 2

all the dirt on the dest has been cleaned my tom