PASSIVE VOICE STRUCTURES

FORMULA		OBJECT		BE		PAST PARTICIPLE
PRESENT		O		IS, ARE		PP
PAST		O		WAS, WERE		PP
MODAL
AUX		O	MODAL	BE		PP
		O	WILL	BE		DRAWN
		O	WOULD	BE		TESTED
		O	COULD	BE		DESIGNED
		O	CAN	BE		WRITTEN
		O	HAVE TO	BE		NEGOTIATED
		O	HAS TO	BE		CHANGED
		O	HAD TO	BE		TAKEN
		O	MIGHT	BE		ASSISTED
		O	MAY	BE		DRIVEN
		O	IS GOING TO	BE		RIDDEN
		O	ARE GOING TO	BE		SOLD
		O	MUST	BE		SENT
		O	SHOULD	BE		DENIED
		O	NEED TO	BE		DELIVERED
		O	NEEDS TO	BE		TAUGHT