must exhale
Regular verb: exhale - exhaled- exhaled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must exhale
you must exhale
she must exhale
we must exhale
you must exhale
they must exhale 	I must be exhaling
you must be exhaling
she must be exhaling
we must be exhaling
you must be exhaling
they must be exhaling	I must have exhaled
you must have exhaled
she must have exhaled
we must have exhaled
you must have exhaled
they must have exhaled	I must have been exhaling
you must have been exhaling
she must have been exhaling
we must have been exhaling
you must have been exhaling
they must have been exhaling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't exhale
you mustn't exhale
she mustn't exhale
we mustn't exhale
you mustn't exhale
they mustn't exhale 	I mustn't be exhaling
you mustn't be exhaling
she mustn't be exhaling
we mustn't be exhaling
you mustn't be exhaling
they mustn't be exhaling	I mustn't have exhaled
you mustn't have exhaled
she mustn't have exhaled
we mustn't have exhaled
you mustn't have exhaled
they mustn't have exhaled	I mustn't have been exhaling
you mustn't have been exhaling
she mustn't have been exhaling
we mustn't have been exhaling
you mustn't have been exhaling
they mustn't have been exhaling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I exhale?
must you exhale?
must she exhale?
must we exhale?
must you exhale?
must they exhale? 	must I be exhaling?
must you be exhaling?
must she be exhaling?
must we be exhaling?
must you be exhaling?
must they be exhaling? 	must I have exhaled?
must you have exhaled?
must she have exhaled?
must we have exhaled?
must you have exhaled?
must they have exhaled? 	must I have been exhaling?
must you have been exhaling?
must she have been exhaling?
must we have been exhaling?
must you have been exhaling?
must they have been exhaling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I exhale?
mustn't you exhale?
mustn't she exhale?
mustn't we exhale?
mustn't you exhale?
mustn't they exhale? 	mustn't I be exhaling?
mustn't you be exhaling?
mustn't she be exhaling?
mustn't we be exhaling?
mustn't you be exhaling?
mustn't they be exhaling? 	mustn't I have exhaled?
mustn't you have exhaled?
mustn't she have exhaled?
mustn't we have exhaled?
mustn't you have exhaled?
mustn't they have exhaled? 	mustn't I have been exhaling?
mustn't you have been exhaling?
mustn't she have been exhaling?
mustn't we have been exhaling?
mustn't you have been exhaling?
mustn't they have been exhaling?