English verb conjugation
CAN PREINSERT

Regular verb: preinsert - preinserted - preinserted

Affirmation

Simple form	V-ing form
I can preinsert you can preinsert he can preinsert we can preinsert you can preinsert they can preinsert	I can be preinserting you can be preinserting he can be preinserting we can be preinserting you can be preinserting they can be preinserting
Perfect	V-ing perfect
I can have preinserted you can have preinserted he can have preinserted we can have preinserted you can have preinserted they can have preinserted	I can have been preinserting you can have been preinserting he can have been preinserting we can have been preinserting you can have been preinserting they can have been preinserting

Negation

Simple form	V-ing form
I cannot preinsert you cannot preinsert he cannot preinsert we cannot preinsert you cannot preinsert they cannot preinsert	I cannot be preinserting you cannot be preinserting he cannot be preinserting we cannot be preinserting you cannot be preinserting they cannot be preinserting
Perfect	V-ing perfect
I cannot have preinserted you cannot have preinserted he cannot have preinserted we cannot have preinserted you cannot have preinserted they cannot have preinserted	I cannot have been preinserting you cannot have been preinserting he cannot have been preinserting we cannot have been preinserting you cannot have been preinserting they cannot have been preinserting

Interrogative form

Simple form	V-ing form
can I preinsert? can you preinsert? can he preinsert? can we preinsert? can you preinsert? can they preinsert?	can I be preinserting? can you be preinserting? can he be preinserting? can we be preinserting? can you be preinserting? can they be preinserting?
Perfect	V-ing perfect
can I have preinserted? can you have preinserted? can he have preinserted? can we have preinserted? can you have preinserted? can they have preinserted?	can I have been preinserting? can you have been preinserting? can he have been preinserting? can we have been preinserting? can you have been preinserting? can they have been preinserting?

Interro-negative form

Simple form	V-ing form
can I not preinsert? can you not preinsert? can he not preinsert? can we not preinsert? can you not preinsert? can they not preinsert?	can I not be preinserting? can you not be preinserting? can he not be preinserting? can we not be preinserting? can you not be preinserting? can they not be preinserting?
Perfect	V-ing perfect
can I not have preinserted? can you not have preinserted? can he not have preinserted? can we not have preinserted? can you not have preinserted? can they not have preinserted?	can I not have been preinserting? can you not have been preinserting? can he not have been preinserting? can we not have been preinserting? can you not have been preinserting? can they not have been preinserting?