English verb conjugation
CAN PARENTHESISE

Regular verb: parenthesise - parenthesised - parenthesised

Affirmation

Simple form	V-ing form
I can parenthesise you can parenthesise he can parenthesise we can parenthesise you can parenthesise they can parenthesise	I can be parenthesising you can be parenthesising he can be parenthesising we can be parenthesising you can be parenthesising they can be parenthesising
Perfect	V-ing perfect
I can have parenthesised you can have parenthesised he can have parenthesised we can have parenthesised you can have parenthesised they can have parenthesised	I can have been parenthesising you can have been parenthesising he can have been parenthesising we can have been parenthesising you can have been parenthesising they can have been parenthesising

Negation

Simple form	V-ing form
I can't parenthesise you can't parenthesise he can't parenthesise we can't parenthesise you can't parenthesise they can't parenthesise	I can't be parenthesising you can't be parenthesising he can't be parenthesising we can't be parenthesising you can't be parenthesising they can't be parenthesising
Perfect	V-ing perfect
I can't have parenthesised you can't have parenthesised he can't have parenthesised we can't have parenthesised you can't have parenthesised they can't have parenthesised	I can't have been parenthesising you can't have been parenthesising he can't have been parenthesising we can't have been parenthesising you can't have been parenthesising they can't have been parenthesising

Interrogative form

Simple form	V-ing form
can I parenthesise? can you parenthesise? can he parenthesise? can we parenthesise? can you parenthesise? can they parenthesise?	can I be parenthesising? can you be parenthesising? can he be parenthesising? can we be parenthesising? can you be parenthesising? can they be parenthesising?
Perfect	V-ing perfect
can I have parenthesised? can you have parenthesised? can he have parenthesised? can we have parenthesised? can you have parenthesised? can they have parenthesised?	can I have been parenthesising? can you have been parenthesising? can he have been parenthesising? can we have been parenthesising? can you have been parenthesising? can they have been parenthesising?

Interro-negative form

Simple form	V-ing form
can't I parenthesise? can't you parenthesise? can't he parenthesise? can't we parenthesise? can't you parenthesise? can't they parenthesise?	can't I be parenthesising? can't you be parenthesising? can't he be parenthesising? can't we be parenthesising? can't you be parenthesising? can't they be parenthesising?
Perfect	V-ing perfect
can't I have parenthesised? can't you have parenthesised? can't he have parenthesised? can't we have parenthesised? can't you have parenthesised? can't they have parenthesised?	can't I have been parenthesising? can't you have been parenthesising? can't he have been parenthesising? can't we have been parenthesising? can't you have been parenthesising? can't they have been parenthesising?