English verb conjugation
CAN CATECHISE

Regular verb: catechise - catechised - catechised

Affirmation

Simple form	V-ing form
I can catechise you can catechise she can catechise we can catechise you can catechise they can catechise	I can be catechising you can be catechising she can be catechising we can be catechising you can be catechising they can be catechising
Perfect	V-ing perfect
I can have catechised you can have catechised she can have catechised we can have catechised you can have catechised they can have catechised	I can have been catechising you can have been catechising she can have been catechising we can have been catechising you can have been catechising they can have been catechising

Negation

Simple form	V-ing form
I cannot catechise you cannot catechise she cannot catechise we cannot catechise you cannot catechise they cannot catechise	I cannot be catechising you cannot be catechising she cannot be catechising we cannot be catechising you cannot be catechising they cannot be catechising
Perfect	V-ing perfect
I cannot have catechised you cannot have catechised she cannot have catechised we cannot have catechised you cannot have catechised they cannot have catechised	I cannot have been catechising you cannot have been catechising she cannot have been catechising we cannot have been catechising you cannot have been catechising they cannot have been catechising

Interrogative form

Simple form	V-ing form
can I catechise? can you catechise? can she catechise? can we catechise? can you catechise? can they catechise?	can I be catechising? can you be catechising? can she be catechising? can we be catechising? can you be catechising? can they be catechising?
Perfect	V-ing perfect
can I have catechised? can you have catechised? can she have catechised? can we have catechised? can you have catechised? can they have catechised?	can I have been catechising? can you have been catechising? can she have been catechising? can we have been catechising? can you have been catechising? can they have been catechising?

Interro-negative form

Simple form	V-ing form
can I not catechise? can you not catechise? can she not catechise? can we not catechise? can you not catechise? can they not catechise?	can I not be catechising? can you not be catechising? can she not be catechising? can we not be catechising? can you not be catechising? can they not be catechising?
Perfect	V-ing perfect
can I not have catechised? can you not have catechised? can she not have catechised? can we not have catechised? can you not have catechised? can they not have catechised?	can I not have been catechising? can you not have been catechising? can she not have been catechising? can we not have been catechising? can you not have been catechising? can they not have been catechising?