must confuse
Regular verb: confuse - confused- confused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must confuse
you must confuse
she must confuse
we must confuse
you must confuse
they must confuse 	I must be confusing
you must be confusing
she must be confusing
we must be confusing
you must be confusing
they must be confusing	I must have confused
you must have confused
she must have confused
we must have confused
you must have confused
they must have confused	I must have been confusing
you must have been confusing
she must have been confusing
we must have been confusing
you must have been confusing
they must have been confusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't confuse
you mustn't confuse
she mustn't confuse
we mustn't confuse
you mustn't confuse
they mustn't confuse 	I mustn't be confusing
you mustn't be confusing
she mustn't be confusing
we mustn't be confusing
you mustn't be confusing
they mustn't be confusing	I mustn't have confused
you mustn't have confused
she mustn't have confused
we mustn't have confused
you mustn't have confused
they mustn't have confused	I mustn't have been confusing
you mustn't have been confusing
she mustn't have been confusing
we mustn't have been confusing
you mustn't have been confusing
they mustn't have been confusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I confuse?
must you confuse?
must she confuse?
must we confuse?
must you confuse?
must they confuse? 	must I be confusing?
must you be confusing?
must she be confusing?
must we be confusing?
must you be confusing?
must they be confusing? 	must I have confused?
must you have confused?
must she have confused?
must we have confused?
must you have confused?
must they have confused? 	must I have been confusing?
must you have been confusing?
must she have been confusing?
must we have been confusing?
must you have been confusing?
must they have been confusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I confuse?
mustn't you confuse?
mustn't she confuse?
mustn't we confuse?
mustn't you confuse?
mustn't they confuse? 	mustn't I be confusing?
mustn't you be confusing?
mustn't she be confusing?
mustn't we be confusing?
mustn't you be confusing?
mustn't they be confusing? 	mustn't I have confused?
mustn't you have confused?
mustn't she have confused?
mustn't we have confused?
mustn't you have confused?
mustn't they have confused? 	mustn't I have been confusing?
mustn't you have been confusing?
mustn't she have been confusing?
mustn't we have been confusing?
mustn't you have been confusing?
mustn't they have been confusing?