I must copolymerise you must copolymerise he must copolymerise we must copolymerise you must copolymerise they must copolymerise
V-ing form
I must be copolymerising you must be copolymerising he must be copolymerising we must be copolymerising you must be copolymerising they must be copolymerising
Perfect
I must have copolymerised you must have copolymerised he must have copolymerised we must have copolymerised you must have copolymerised they must have copolymerised
V-ing perfect
I must have been copolymerising you must have been copolymerising he must have been copolymerising we must have been copolymerising you must have been copolymerising they must have been copolymerising
Negation
Simple form
I must not copolymerise you must not copolymerise he must not copolymerise we must not copolymerise you must not copolymerise they must not copolymerise
V-ing form
I must not be copolymerising you must not be copolymerising he must not be copolymerising we must not be copolymerising you must not be copolymerising they must not be copolymerising
Perfect
I must not have copolymerised you must not have copolymerised he must not have copolymerised we must not have copolymerised you must not have copolymerised they must not have copolymerised
V-ing perfect
I must not have been copolymerising you must not have been copolymerising he must not have been copolymerising we must not have been copolymerising you must not have been copolymerising they must not have been copolymerising
Interrogative form
Simple form
must I copolymerise? must you copolymerise? must he copolymerise? must we copolymerise? must you copolymerise? must they copolymerise?
V-ing form
must I be copolymerising? must you be copolymerising? must he be copolymerising? must we be copolymerising? must you be copolymerising? must they be copolymerising?
Perfect
must I have copolymerised? must you have copolymerised? must he have copolymerised? must we have copolymerised? must you have copolymerised? must they have copolymerised?
V-ing perfect
must I have been copolymerising? must you have been copolymerising? must he have been copolymerising? must we have been copolymerising? must you have been copolymerising? must they have been copolymerising?
Interro-negative form
Simple form
must I not copolymerise? must you not copolymerise? must he not copolymerise? must we not copolymerise? must you not copolymerise? must they not copolymerise?
V-ing form
must I not be copolymerising? must you not be copolymerising? must he not be copolymerising? must we not be copolymerising? must you not be copolymerising? must they not be copolymerising?
Perfect
must I not have copolymerised? must you not have copolymerised? must he not have copolymerised? must we not have copolymerised? must you not have copolymerised? must they not have copolymerised?
V-ing perfect
must I not have been copolymerising? must you not have been copolymerising? must he not have been copolymerising? must we not have been copolymerising? must you not have been copolymerising? must they not have been copolymerising?