can blemish
Regular verb: blemish - blemished- blemished

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can blemish
you can blemish
he can blemish
we can blemish
you can blemish
they can blemish 	I can be blemishing
you can be blemishing
he can be blemishing
we can be blemishing
you can be blemishing
they can be blemishing	I can have blemished
you can have blemished
he can have blemished
we can have blemished
you can have blemished
they can have blemished	I can have been blemishing
you can have been blemishing
he can have been blemishing
we can have been blemishing
you can have been blemishing
they can have been blemishing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot blemish
you cannot blemish
he cannot blemish
we cannot blemish
you cannot blemish
they cannot blemish 	I cannot be blemishing
you cannot be blemishing
he cannot be blemishing
we cannot be blemishing
you cannot be blemishing
they cannot be blemishing	I cannot have blemished
you cannot have blemished
he cannot have blemished
we cannot have blemished
you cannot have blemished
they cannot have blemished	I cannot have been blemishing
you cannot have been blemishing
he cannot have been blemishing
we cannot have been blemishing
you cannot have been blemishing
they cannot have been blemishing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I blemish?
can you blemish?
can he blemish?
can we blemish?
can you blemish?
can they blemish? 	can I be blemishing?
can you be blemishing?
can he be blemishing?
can we be blemishing?
can you be blemishing?
can they be blemishing? 	can I have blemished?
can you have blemished?
can he have blemished?
can we have blemished?
can you have blemished?
can they have blemished? 	can I have been blemishing?
can you have been blemishing?
can he have been blemishing?
can we have been blemishing?
can you have been blemishing?
can they have been blemishing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not blemish?
can you not blemish?
can he not blemish?
can we not blemish?
can you not blemish?
can they not blemish? 	can I not be blemishing?
can you not be blemishing?
can he not be blemishing?
can we not be blemishing?
can you not be blemishing?
can they not be blemishing? 	can I not have blemished?
can you not have blemished?
can he not have blemished?
can we not have blemished?
can you not have blemished?
can they not have blemished? 	can I not have been blemishing?
can you not have been blemishing?
can he not have been blemishing?
can we not have been blemishing?
can you not have been blemishing?
can they not have been blemishing?