must blend
Regular verb: blend - blended- blended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must blend
you must blend
he must blend
we must blend
you must blend
they must blend 	I must be blending
you must be blending
he must be blending
we must be blending
you must be blending
they must be blending	I must have blended
you must have blended
he must have blended
we must have blended
you must have blended
they must have blended	I must have been blending
you must have been blending
he must have been blending
we must have been blending
you must have been blending
they must have been blending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not blend
you must not blend
he must not blend
we must not blend
you must not blend
they must not blend 	I must not be blending
you must not be blending
he must not be blending
we must not be blending
you must not be blending
they must not be blending	I must not have blended
you must not have blended
he must not have blended
we must not have blended
you must not have blended
they must not have blended	I must not have been blending
you must not have been blending
he must not have been blending
we must not have been blending
you must not have been blending
they must not have been blending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I blend?
must you blend?
must he blend?
must we blend?
must you blend?
must they blend? 	must I be blending?
must you be blending?
must he be blending?
must we be blending?
must you be blending?
must they be blending? 	must I have blended?
must you have blended?
must he have blended?
must we have blended?
must you have blended?
must they have blended? 	must I have been blending?
must you have been blending?
must he have been blending?
must we have been blending?
must you have been blending?
must they have been blending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not blend?
must you not blend?
must he not blend?
must we not blend?
must you not blend?
must they not blend? 	must I not be blending?
must you not be blending?
must he not be blending?
must we not be blending?
must you not be blending?
must they not be blending? 	must I not have blended?
must you not have blended?
must he not have blended?
must we not have blended?
must you not have blended?
must they not have blended? 	must I not have been blending?
must you not have been blending?
must he not have been blending?
must we not have been blending?
must you not have been blending?
must they not have been blending?