can emend
Regular verb: emend - emended- emended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can emend
you can emend
he can emend
we can emend
you can emend
they can emend 	I can be emending
you can be emending
he can be emending
we can be emending
you can be emending
they can be emending	I can have emended
you can have emended
he can have emended
we can have emended
you can have emended
they can have emended	I can have been emending
you can have been emending
he can have been emending
we can have been emending
you can have been emending
they can have been emending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I cannot emend
you cannot emend
he cannot emend
we cannot emend
you cannot emend
they cannot emend 	I cannot be emending
you cannot be emending
he cannot be emending
we cannot be emending
you cannot be emending
they cannot be emending	I cannot have emended
you cannot have emended
he cannot have emended
we cannot have emended
you cannot have emended
they cannot have emended	I cannot have been emending
you cannot have been emending
he cannot have been emending
we cannot have been emending
you cannot have been emending
they cannot have been emending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I emend?
can you emend?
can he emend?
can we emend?
can you emend?
can they emend? 	can I be emending?
can you be emending?
can he be emending?
can we be emending?
can you be emending?
can they be emending? 	can I have emended?
can you have emended?
can he have emended?
can we have emended?
can you have emended?
can they have emended? 	can I have been emending?
can you have been emending?
can he have been emending?
can we have been emending?
can you have been emending?
can they have been emending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I not emend?
can you not emend?
can he not emend?
can we not emend?
can you not emend?
can they not emend? 	can I not be emending?
can you not be emending?
can he not be emending?
can we not be emending?
can you not be emending?
can they not be emending? 	can I not have emended?
can you not have emended?
can he not have emended?
can we not have emended?
can you not have emended?
can they not have emended? 	can I not have been emending?
can you not have been emending?
can he not have been emending?
can we not have been emending?
can you not have been emending?
can they not have been emending?