must polymerise
Regular verb: polymerise - polymerised- polymerised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must polymerise
you must polymerise
he must polymerise
we must polymerise
you must polymerise
they must polymerise 	I must be polymerising
you must be polymerising
he must be polymerising
we must be polymerising
you must be polymerising
they must be polymerising	I must have polymerised
you must have polymerised
he must have polymerised
we must have polymerised
you must have polymerised
they must have polymerised	I must have been polymerising
you must have been polymerising
he must have been polymerising
we must have been polymerising
you must have been polymerising
they must have been polymerising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not polymerise
you must not polymerise
he must not polymerise
we must not polymerise
you must not polymerise
they must not polymerise 	I must not be polymerising
you must not be polymerising
he must not be polymerising
we must not be polymerising
you must not be polymerising
they must not be polymerising	I must not have polymerised
you must not have polymerised
he must not have polymerised
we must not have polymerised
you must not have polymerised
they must not have polymerised	I must not have been polymerising
you must not have been polymerising
he must not have been polymerising
we must not have been polymerising
you must not have been polymerising
they must not have been polymerising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I polymerise?
must you polymerise?
must he polymerise?
must we polymerise?
must you polymerise?
must they polymerise? 	must I be polymerising?
must you be polymerising?
must he be polymerising?
must we be polymerising?
must you be polymerising?
must they be polymerising? 	must I have polymerised?
must you have polymerised?
must he have polymerised?
must we have polymerised?
must you have polymerised?
must they have polymerised? 	must I have been polymerising?
must you have been polymerising?
must he have been polymerising?
must we have been polymerising?
must you have been polymerising?
must they have been polymerising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not polymerise?
must you not polymerise?
must he not polymerise?
must we not polymerise?
must you not polymerise?
must they not polymerise? 	must I not be polymerising?
must you not be polymerising?
must he not be polymerising?
must we not be polymerising?
must you not be polymerising?
must they not be polymerising? 	must I not have polymerised?
must you not have polymerised?
must he not have polymerised?
must we not have polymerised?
must you not have polymerised?
must they not have polymerised? 	must I not have been polymerising?
must you not have been polymerising?
must he not have been polymerising?
must we not have been polymerising?
must you not have been polymerising?
must they not have been polymerising?