must outstretch
Regular verb: outstretch - outstretched- outstretched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must outstretch
you must outstretch
he must outstretch
we must outstretch
you must outstretch
they must outstretch 	I must be outstretching
you must be outstretching
he must be outstretching
we must be outstretching
you must be outstretching
they must be outstretching	I must have outstretched
you must have outstretched
he must have outstretched
we must have outstretched
you must have outstretched
they must have outstretched	I must have been outstretching
you must have been outstretching
he must have been outstretching
we must have been outstretching
you must have been outstretching
they must have been outstretching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't outstretch
you mustn't outstretch
he mustn't outstretch
we mustn't outstretch
you mustn't outstretch
they mustn't outstretch 	I mustn't be outstretching
you mustn't be outstretching
he mustn't be outstretching
we mustn't be outstretching
you mustn't be outstretching
they mustn't be outstretching	I mustn't have outstretched
you mustn't have outstretched
he mustn't have outstretched
we mustn't have outstretched
you mustn't have outstretched
they mustn't have outstretched	I mustn't have been outstretching
you mustn't have been outstretching
he mustn't have been outstretching
we mustn't have been outstretching
you mustn't have been outstretching
they mustn't have been outstretching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I outstretch?
must you outstretch?
must he outstretch?
must we outstretch?
must you outstretch?
must they outstretch? 	must I be outstretching?
must you be outstretching?
must he be outstretching?
must we be outstretching?
must you be outstretching?
must they be outstretching? 	must I have outstretched?
must you have outstretched?
must he have outstretched?
must we have outstretched?
must you have outstretched?
must they have outstretched? 	must I have been outstretching?
must you have been outstretching?
must he have been outstretching?
must we have been outstretching?
must you have been outstretching?
must they have been outstretching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I outstretch?
mustn't you outstretch?
mustn't he outstretch?
mustn't we outstretch?
mustn't you outstretch?
mustn't they outstretch? 	mustn't I be outstretching?
mustn't you be outstretching?
mustn't he be outstretching?
mustn't we be outstretching?
mustn't you be outstretching?
mustn't they be outstretching? 	mustn't I have outstretched?
mustn't you have outstretched?
mustn't he have outstretched?
mustn't we have outstretched?
mustn't you have outstretched?
mustn't they have outstretched? 	mustn't I have been outstretching?
mustn't you have been outstretching?
mustn't he have been outstretching?
mustn't we have been outstretching?
mustn't you have been outstretching?
mustn't they have been outstretching?