must hybridise
Regular verb: hybridise - hybridised- hybridised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must hybridise
you must hybridise
he must hybridise
we must hybridise
you must hybridise
they must hybridise 	I must be hybridising
you must be hybridising
he must be hybridising
we must be hybridising
you must be hybridising
they must be hybridising	I must have hybridised
you must have hybridised
he must have hybridised
we must have hybridised
you must have hybridised
they must have hybridised	I must have been hybridising
you must have been hybridising
he must have been hybridising
we must have been hybridising
you must have been hybridising
they must have been hybridising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I mustn't hybridise
you mustn't hybridise
he mustn't hybridise
we mustn't hybridise
you mustn't hybridise
they mustn't hybridise 	I mustn't be hybridising
you mustn't be hybridising
he mustn't be hybridising
we mustn't be hybridising
you mustn't be hybridising
they mustn't be hybridising	I mustn't have hybridised
you mustn't have hybridised
he mustn't have hybridised
we mustn't have hybridised
you mustn't have hybridised
they mustn't have hybridised	I mustn't have been hybridising
you mustn't have been hybridising
he mustn't have been hybridising
we mustn't have been hybridising
you mustn't have been hybridising
they mustn't have been hybridising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I hybridise?
must you hybridise?
must he hybridise?
must we hybridise?
must you hybridise?
must they hybridise? 	must I be hybridising?
must you be hybridising?
must he be hybridising?
must we be hybridising?
must you be hybridising?
must they be hybridising? 	must I have hybridised?
must you have hybridised?
must he have hybridised?
must we have hybridised?
must you have hybridised?
must they have hybridised? 	must I have been hybridising?
must you have been hybridising?
must he have been hybridising?
must we have been hybridising?
must you have been hybridising?
must they have been hybridising? 	

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