English verb conjugation
MUST RASP

Regular verb: rasp - rasped - rasped

Affirmation

Simple form	V-ing form
I must rasp you must rasp she must rasp we must rasp you must rasp they must rasp	I must be rasping you must be rasping she must be rasping we must be rasping you must be rasping they must be rasping
Perfect	V-ing perfect
I must have rasped you must have rasped she must have rasped we must have rasped you must have rasped they must have rasped	I must have been rasping you must have been rasping she must have been rasping we must have been rasping you must have been rasping they must have been rasping

Negation

Simple form	V-ing form
I mustn't rasp you mustn't rasp she mustn't rasp we mustn't rasp you mustn't rasp they mustn't rasp	I mustn't be rasping you mustn't be rasping she mustn't be rasping we mustn't be rasping you mustn't be rasping they mustn't be rasping
Perfect	V-ing perfect
I mustn't have rasped you mustn't have rasped she mustn't have rasped we mustn't have rasped you mustn't have rasped they mustn't have rasped	I mustn't have been rasping you mustn't have been rasping she mustn't have been rasping we mustn't have been rasping you mustn't have been rasping they mustn't have been rasping

Interrogative form

Simple form	V-ing form
must I rasp? must you rasp? must she rasp? must we rasp? must you rasp? must they rasp?	must I be rasping? must you be rasping? must she be rasping? must we be rasping? must you be rasping? must they be rasping?
Perfect	V-ing perfect
must I have rasped? must you have rasped? must she have rasped? must we have rasped? must you have rasped? must they have rasped?	must I have been rasping? must you have been rasping? must she have been rasping? must we have been rasping? must you have been rasping? must they have been rasping?

Interro-negative form

Simple form	V-ing form
mustn't I rasp? mustn't you rasp? mustn't she rasp? mustn't we rasp? mustn't you rasp? mustn't they rasp?	mustn't I be rasping? mustn't you be rasping? mustn't she be rasping? mustn't we be rasping? mustn't you be rasping? mustn't they be rasping?
Perfect	V-ing perfect
mustn't I have rasped? mustn't you have rasped? mustn't she have rasped? mustn't we have rasped? mustn't you have rasped? mustn't they have rasped?	mustn't I have been rasping? mustn't you have been rasping? mustn't she have been rasping? mustn't we have been rasping? mustn't you have been rasping? mustn't they have been rasping?