English verb conjugation
CAN SYSTEMISE

Regular verb: systemise - systemised - systemised

Affirmation

Simple form	V-ing form
I can systemise you can systemise he can systemise we can systemise you can systemise they can systemise	I can be systemising you can be systemising he can be systemising we can be systemising you can be systemising they can be systemising
Perfect	V-ing perfect
I can have systemised you can have systemised he can have systemised we can have systemised you can have systemised they can have systemised	I can have been systemising you can have been systemising he can have been systemising we can have been systemising you can have been systemising they can have been systemising

Negation

Simple form	V-ing form
I cannot systemise you cannot systemise he cannot systemise we cannot systemise you cannot systemise they cannot systemise	I cannot be systemising you cannot be systemising he cannot be systemising we cannot be systemising you cannot be systemising they cannot be systemising
Perfect	V-ing perfect
I cannot have systemised you cannot have systemised he cannot have systemised we cannot have systemised you cannot have systemised they cannot have systemised	I cannot have been systemising you cannot have been systemising he cannot have been systemising we cannot have been systemising you cannot have been systemising they cannot have been systemising

Interrogative form

Simple form	V-ing form
can I systemise? can you systemise? can he systemise? can we systemise? can you systemise? can they systemise?	can I be systemising? can you be systemising? can he be systemising? can we be systemising? can you be systemising? can they be systemising?
Perfect	V-ing perfect
can I have systemised? can you have systemised? can he have systemised? can we have systemised? can you have systemised? can they have systemised?	can I have been systemising? can you have been systemising? can he have been systemising? can we have been systemising? can you have been systemising? can they have been systemising?

Interro-negative form

Simple form	V-ing form
can I not systemise? can you not systemise? can he not systemise? can we not systemise? can you not systemise? can they not systemise?	can I not be systemising? can you not be systemising? can he not be systemising? can we not be systemising? can you not be systemising? can they not be systemising?
Perfect	V-ing perfect
can I not have systemised? can you not have systemised? can he not have systemised? can we not have systemised? can you not have systemised? can they not have systemised?	can I not have been systemising? can you not have been systemising? can he not have been systemising? can we not have been systemising? can you not have been systemising? can they not have been systemising?