can varnish
Regular verb: varnish - varnished- varnished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can varnish
you can varnish
she can varnish
we can varnish
you can varnish
they can varnish 	I can be varnishing
you can be varnishing
she can be varnishing
we can be varnishing
you can be varnishing
they can be varnishing	I can have varnished
you can have varnished
she can have varnished
we can have varnished
you can have varnished
they can have varnished	I can have been varnishing
you can have been varnishing
she can have been varnishing
we can have been varnishing
you can have been varnishing
they can have been varnishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot varnish
you cannot varnish
she cannot varnish
we cannot varnish
you cannot varnish
they cannot varnish 	I cannot be varnishing
you cannot be varnishing
she cannot be varnishing
we cannot be varnishing
you cannot be varnishing
they cannot be varnishing	I cannot have varnished
you cannot have varnished
she cannot have varnished
we cannot have varnished
you cannot have varnished
they cannot have varnished	I cannot have been varnishing
you cannot have been varnishing
she cannot have been varnishing
we cannot have been varnishing
you cannot have been varnishing
they cannot have been varnishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I varnish?
can you varnish?
can she varnish?
can we varnish?
can you varnish?
can they varnish? 	can I be varnishing?
can you be varnishing?
can she be varnishing?
can we be varnishing?
can you be varnishing?
can they be varnishing? 	can I have varnished?
can you have varnished?
can she have varnished?
can we have varnished?
can you have varnished?
can they have varnished? 	can I have been varnishing?
can you have been varnishing?
can she have been varnishing?
can we have been varnishing?
can you have been varnishing?
can they have been varnishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not varnish?
can you not varnish?
can she not varnish?
can we not varnish?
can you not varnish?
can they not varnish? 	can I not be varnishing?
can you not be varnishing?
can she not be varnishing?
can we not be varnishing?
can you not be varnishing?
can they not be varnishing? 	can I not have varnished?
can you not have varnished?
can she not have varnished?
can we not have varnished?
can you not have varnished?
can they not have varnished? 	can I not have been varnishing?
can you not have been varnishing?
can she not have been varnishing?
can we not have been varnishing?
can you not have been varnishing?
can they not have been varnishing?