must spread
Irregular verb: spread - spread- spread

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must spread
you must spread
he must spread
we must spread
you must spread
they must spread 	I must be spreading
you must be spreading
he must be spreading
we must be spreading
you must be spreading
they must be spreading	I must have spread
you must have spread
he must have spread
we must have spread
you must have spread
they must have spread	I must have been spreading
you must have been spreading
he must have been spreading
we must have been spreading
you must have been spreading
they must have been spreading	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't spread
you mustn't spread
he mustn't spread
we mustn't spread
you mustn't spread
they mustn't spread 	I mustn't be spreading
you mustn't be spreading
he mustn't be spreading
we mustn't be spreading
you mustn't be spreading
they mustn't be spreading	I mustn't have spread
you mustn't have spread
he mustn't have spread
we mustn't have spread
you mustn't have spread
they mustn't have spread	I mustn't have been spreading
you mustn't have been spreading
he mustn't have been spreading
we mustn't have been spreading
you mustn't have been spreading
they mustn't have been spreading	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I spread?
must you spread?
must he spread?
must we spread?
must you spread?
must they spread? 	must I be spreading?
must you be spreading?
must he be spreading?
must we be spreading?
must you be spreading?
must they be spreading? 	must I have spread?
must you have spread?
must he have spread?
must we have spread?
must you have spread?
must they have spread? 	must I have been spreading?
must you have been spreading?
must he have been spreading?
must we have been spreading?
must you have been spreading?
must they have been spreading? 	

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