can insert
Regular verb: insert - inserted- inserted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can insert
you can insert
he can insert
we can insert
you can insert
they can insert 	I can be inserting
you can be inserting
he can be inserting
we can be inserting
you can be inserting
they can be inserting	I can have inserted
you can have inserted
he can have inserted
we can have inserted
you can have inserted
they can have inserted	I can have been inserting
you can have been inserting
he can have been inserting
we can have been inserting
you can have been inserting
they can have been inserting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot insert
you cannot insert
he cannot insert
we cannot insert
you cannot insert
they cannot insert 	I cannot be inserting
you cannot be inserting
he cannot be inserting
we cannot be inserting
you cannot be inserting
they cannot be inserting	I cannot have inserted
you cannot have inserted
he cannot have inserted
we cannot have inserted
you cannot have inserted
they cannot have inserted	I cannot have been inserting
you cannot have been inserting
he cannot have been inserting
we cannot have been inserting
you cannot have been inserting
they cannot have been inserting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I insert?
can you insert?
can he insert?
can we insert?
can you insert?
can they insert? 	can I be inserting?
can you be inserting?
can he be inserting?
can we be inserting?
can you be inserting?
can they be inserting? 	can I have inserted?
can you have inserted?
can he have inserted?
can we have inserted?
can you have inserted?
can they have inserted? 	can I have been inserting?
can you have been inserting?
can he have been inserting?
can we have been inserting?
can you have been inserting?
can they have been inserting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not insert?
can you not insert?
can he not insert?
can we not insert?
can you not insert?
can they not insert? 	can I not be inserting?
can you not be inserting?
can he not be inserting?
can we not be inserting?
can you not be inserting?
can they not be inserting? 	can I not have inserted?
can you not have inserted?
can he not have inserted?
can we not have inserted?
can you not have inserted?
can they not have inserted? 	can I not have been inserting?
can you not have been inserting?
can he not have been inserting?
can we not have been inserting?
can you not have been inserting?
can they not have been inserting?