can root
Regular verb: root - rooted- rooted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can root
you can root
he can root
we can root
you can root
they can root 	I can be rooting
you can be rooting
he can be rooting
we can be rooting
you can be rooting
they can be rooting	I can have rooted
you can have rooted
he can have rooted
we can have rooted
you can have rooted
they can have rooted	I can have been rooting
you can have been rooting
he can have been rooting
we can have been rooting
you can have been rooting
they can have been rooting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot root
you cannot root
he cannot root
we cannot root
you cannot root
they cannot root 	I cannot be rooting
you cannot be rooting
he cannot be rooting
we cannot be rooting
you cannot be rooting
they cannot be rooting	I cannot have rooted
you cannot have rooted
he cannot have rooted
we cannot have rooted
you cannot have rooted
they cannot have rooted	I cannot have been rooting
you cannot have been rooting
he cannot have been rooting
we cannot have been rooting
you cannot have been rooting
they cannot have been rooting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I root?
can you root?
can he root?
can we root?
can you root?
can they root? 	can I be rooting?
can you be rooting?
can he be rooting?
can we be rooting?
can you be rooting?
can they be rooting? 	can I have rooted?
can you have rooted?
can he have rooted?
can we have rooted?
can you have rooted?
can they have rooted? 	can I have been rooting?
can you have been rooting?
can he have been rooting?
can we have been rooting?
can you have been rooting?
can they have been rooting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not root?
can you not root?
can he not root?
can we not root?
can you not root?
can they not root? 	can I not be rooting?
can you not be rooting?
can he not be rooting?
can we not be rooting?
can you not be rooting?
can they not be rooting? 	can I not have rooted?
can you not have rooted?
can he not have rooted?
can we not have rooted?
can you not have rooted?
can they not have rooted? 	can I not have been rooting?
can you not have been rooting?
can he not have been rooting?
can we not have been rooting?
can you not have been rooting?
can they not have been rooting?