I can acetylate you can acetylate he can acetylate we can acetylate you can acetylate they can acetylate
V-ing form
I can be acetylating you can be acetylating he can be acetylating we can be acetylating you can be acetylating they can be acetylating
Perfect
I can have acetylated you can have acetylated he can have acetylated we can have acetylated you can have acetylated they can have acetylated
V-ing perfect
I can have been acetylating you can have been acetylating he can have been acetylating we can have been acetylating you can have been acetylating they can have been acetylating
Negation
Simple form
I cannot acetylate you cannot acetylate he cannot acetylate we cannot acetylate you cannot acetylate they cannot acetylate
V-ing form
I cannot be acetylating you cannot be acetylating he cannot be acetylating we cannot be acetylating you cannot be acetylating they cannot be acetylating
Perfect
I cannot have acetylated you cannot have acetylated he cannot have acetylated we cannot have acetylated you cannot have acetylated they cannot have acetylated
V-ing perfect
I cannot have been acetylating you cannot have been acetylating he cannot have been acetylating we cannot have been acetylating you cannot have been acetylating they cannot have been acetylating
Interrogative form
Simple form
can I acetylate? can you acetylate? can he acetylate? can we acetylate? can you acetylate? can they acetylate?
V-ing form
can I be acetylating? can you be acetylating? can he be acetylating? can we be acetylating? can you be acetylating? can they be acetylating?
Perfect
can I have acetylated? can you have acetylated? can he have acetylated? can we have acetylated? can you have acetylated? can they have acetylated?
V-ing perfect
can I have been acetylating? can you have been acetylating? can he have been acetylating? can we have been acetylating? can you have been acetylating? can they have been acetylating?
Interro-negative form
Simple form
can I not acetylate? can you not acetylate? can he not acetylate? can we not acetylate? can you not acetylate? can they not acetylate?
V-ing form
can I not be acetylating? can you not be acetylating? can he not be acetylating? can we not be acetylating? can you not be acetylating? can they not be acetylating?
Perfect
can I not have acetylated? can you not have acetylated? can he not have acetylated? can we not have acetylated? can you not have acetylated? can they not have acetylated?
V-ing perfect
can I not have been acetylating? can you not have been acetylating? can he not have been acetylating? can we not have been acetylating? can you not have been acetylating? can they not have been acetylating?