English verb conjugation
COULD ACETYLATE

Regular verb: acetylate - acetylated - acetylated

Affirmation

Simple form	V-ing form
I could acetylate you could acetylate he could acetylate we could acetylate you could acetylate they could acetylate	I could be acetylating you could be acetylating he could be acetylating we could be acetylating you could be acetylating they could be acetylating
Perfect	V-ing perfect
I could have acetylated you could have acetylated he could have acetylated we could have acetylated you could have acetylated they could have acetylated	I could have been acetylating you could have been acetylating he could have been acetylating we could have been acetylating you could have been acetylating they could have been acetylating

Negation

Simple form	V-ing form
I couldn't acetylate you couldn't acetylate he couldn't acetylate we couldn't acetylate you couldn't acetylate they couldn't acetylate	I couldn't be acetylating you couldn't be acetylating he couldn't be acetylating we couldn't be acetylating you couldn't be acetylating they couldn't be acetylating
Perfect	V-ing perfect
I couldn't have acetylated you couldn't have acetylated he couldn't have acetylated we couldn't have acetylated you couldn't have acetylated they couldn't have acetylated	I couldn't have been acetylating you couldn't have been acetylating he couldn't have been acetylating we couldn't have been acetylating you couldn't have been acetylating they couldn't have been acetylating

Interrogative form

Simple form	V-ing form
could I acetylate? could you acetylate? could he acetylate? could we acetylate? could you acetylate? could they acetylate?	could I be acetylating? could you be acetylating? could he be acetylating? could we be acetylating? could you be acetylating? could they be acetylating?
Perfect	V-ing perfect
could I have acetylated? could you have acetylated? could he have acetylated? could we have acetylated? could you have acetylated? could they have acetylated?	could I have been acetylating? could you have been acetylating? could he have been acetylating? could we have been acetylating? could you have been acetylating? could they have been acetylating?

Interro-negative form

Simple form	V-ing form
couldn't I acetylate? couldn't you acetylate? couldn't he acetylate? couldn't we acetylate? couldn't you acetylate? couldn't they acetylate?	couldn't I be acetylating? couldn't you be acetylating? couldn't he be acetylating? couldn't we be acetylating? couldn't you be acetylating? couldn't they be acetylating?
Perfect	V-ing perfect
couldn't I have acetylated? couldn't you have acetylated? couldn't he have acetylated? couldn't we have acetylated? couldn't you have acetylated? couldn't they have acetylated?	couldn't I have been acetylating? couldn't you have been acetylating? couldn't he have been acetylating? couldn't we have been acetylating? couldn't you have been acetylating? couldn't they have been acetylating?