must whap
Regular verb: whap - whaped- whaped

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must whap
you must whap
she must whap
we must whap
you must whap
they must whap 	I must be whaping
you must be whaping
she must be whaping
we must be whaping
you must be whaping
they must be whaping	I must have whaped
you must have whaped
she must have whaped
we must have whaped
you must have whaped
they must have whaped	I must have been whaping
you must have been whaping
she must have been whaping
we must have been whaping
you must have been whaping
they must have been whaping	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't whap
you mustn't whap
she mustn't whap
we mustn't whap
you mustn't whap
they mustn't whap 	I mustn't be whaping
you mustn't be whaping
she mustn't be whaping
we mustn't be whaping
you mustn't be whaping
they mustn't be whaping	I mustn't have whaped
you mustn't have whaped
she mustn't have whaped
we mustn't have whaped
you mustn't have whaped
they mustn't have whaped	I mustn't have been whaping
you mustn't have been whaping
she mustn't have been whaping
we mustn't have been whaping
you mustn't have been whaping
they mustn't have been whaping	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I whap?
must you whap?
must she whap?
must we whap?
must you whap?
must they whap? 	must I be whaping?
must you be whaping?
must she be whaping?
must we be whaping?
must you be whaping?
must they be whaping? 	must I have whaped?
must you have whaped?
must she have whaped?
must we have whaped?
must you have whaped?
must they have whaped? 	must I have been whaping?
must you have been whaping?
must she have been whaping?
must we have been whaping?
must you have been whaping?
must they have been whaping? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
mustn't I whap?
mustn't you whap?
mustn't she whap?
mustn't we whap?
mustn't you whap?
mustn't they whap? 	mustn't I be whaping?
mustn't you be whaping?
mustn't she be whaping?
mustn't we be whaping?
mustn't you be whaping?
mustn't they be whaping? 	mustn't I have whaped?
mustn't you have whaped?
mustn't she have whaped?
mustn't we have whaped?
mustn't you have whaped?
mustn't they have whaped? 	mustn't I have been whaping?
mustn't you have been whaping?
mustn't she have been whaping?
mustn't we have been whaping?
mustn't you have been whaping?
mustn't they have been whaping?