must shoal
Regular verb: shoal - shoaled- shoaled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must shoal
you must shoal
she must shoal
we must shoal
you must shoal
they must shoal 	I must be shoaling
you must be shoaling
she must be shoaling
we must be shoaling
you must be shoaling
they must be shoaling	I must have shoaled
you must have shoaled
she must have shoaled
we must have shoaled
you must have shoaled
they must have shoaled	I must have been shoaling
you must have been shoaling
she must have been shoaling
we must have been shoaling
you must have been shoaling
they must have been shoaling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't shoal
you mustn't shoal
she mustn't shoal
we mustn't shoal
you mustn't shoal
they mustn't shoal 	I mustn't be shoaling
you mustn't be shoaling
she mustn't be shoaling
we mustn't be shoaling
you mustn't be shoaling
they mustn't be shoaling	I mustn't have shoaled
you mustn't have shoaled
she mustn't have shoaled
we mustn't have shoaled
you mustn't have shoaled
they mustn't have shoaled	I mustn't have been shoaling
you mustn't have been shoaling
she mustn't have been shoaling
we mustn't have been shoaling
you mustn't have been shoaling
they mustn't have been shoaling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I shoal?
must you shoal?
must she shoal?
must we shoal?
must you shoal?
must they shoal? 	must I be shoaling?
must you be shoaling?
must she be shoaling?
must we be shoaling?
must you be shoaling?
must they be shoaling? 	must I have shoaled?
must you have shoaled?
must she have shoaled?
must we have shoaled?
must you have shoaled?
must they have shoaled? 	must I have been shoaling?
must you have been shoaling?
must she have been shoaling?
must we have been shoaling?
must you have been shoaling?
must they have been shoaling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I shoal?
mustn't you shoal?
mustn't she shoal?
mustn't we shoal?
mustn't you shoal?
mustn't they shoal? 	mustn't I be shoaling?
mustn't you be shoaling?
mustn't she be shoaling?
mustn't we be shoaling?
mustn't you be shoaling?
mustn't they be shoaling? 	mustn't I have shoaled?
mustn't you have shoaled?
mustn't she have shoaled?
mustn't we have shoaled?
mustn't you have shoaled?
mustn't they have shoaled? 	mustn't I have been shoaling?
mustn't you have been shoaling?
mustn't she have been shoaling?
mustn't we have been shoaling?
mustn't you have been shoaling?
mustn't they have been shoaling?