English verb conjugation
CAN CORRUGATE

Regular verb: corrugate - corrugated - corrugated

Affirmation

Simple form	V-ing form
I can corrugate you can corrugate he can corrugate we can corrugate you can corrugate they can corrugate	I can be corrugating you can be corrugating he can be corrugating we can be corrugating you can be corrugating they can be corrugating
Perfect	V-ing perfect
I can have corrugated you can have corrugated he can have corrugated we can have corrugated you can have corrugated they can have corrugated	I can have been corrugating you can have been corrugating he can have been corrugating we can have been corrugating you can have been corrugating they can have been corrugating

Negation

Simple form	V-ing form
I cannot corrugate you cannot corrugate he cannot corrugate we cannot corrugate you cannot corrugate they cannot corrugate	I cannot be corrugating you cannot be corrugating he cannot be corrugating we cannot be corrugating you cannot be corrugating they cannot be corrugating
Perfect	V-ing perfect
I cannot have corrugated you cannot have corrugated he cannot have corrugated we cannot have corrugated you cannot have corrugated they cannot have corrugated	I cannot have been corrugating you cannot have been corrugating he cannot have been corrugating we cannot have been corrugating you cannot have been corrugating they cannot have been corrugating

Interrogative form

Simple form	V-ing form
can I corrugate? can you corrugate? can he corrugate? can we corrugate? can you corrugate? can they corrugate?	can I be corrugating? can you be corrugating? can he be corrugating? can we be corrugating? can you be corrugating? can they be corrugating?
Perfect	V-ing perfect
can I have corrugated? can you have corrugated? can he have corrugated? can we have corrugated? can you have corrugated? can they have corrugated?	can I have been corrugating? can you have been corrugating? can he have been corrugating? can we have been corrugating? can you have been corrugating? can they have been corrugating?

Interro-negative form

Simple form	V-ing form
can I not corrugate? can you not corrugate? can he not corrugate? can we not corrugate? can you not corrugate? can they not corrugate?	can I not be corrugating? can you not be corrugating? can he not be corrugating? can we not be corrugating? can you not be corrugating? can they not be corrugating?
Perfect	V-ing perfect
can I not have corrugated? can you not have corrugated? can he not have corrugated? can we not have corrugated? can you not have corrugated? can they not have corrugated?	can I not have been corrugating? can you not have been corrugating? can he not have been corrugating? can we not have been corrugating? can you not have been corrugating? can they not have been corrugating?