English verb conjugation
COULD HYDROLYZE

Regular verb: hydrolyze - hydrolyzed - hydrolyzed

Affirmation

Simple form	V-ing form
I could hydrolyze you could hydrolyze she could hydrolyze we could hydrolyze you could hydrolyze they could hydrolyze	I could be hydrolyzing you could be hydrolyzing she could be hydrolyzing we could be hydrolyzing you could be hydrolyzing they could be hydrolyzing
Perfect	V-ing perfect
I could have hydrolyzed you could have hydrolyzed she could have hydrolyzed we could have hydrolyzed you could have hydrolyzed they could have hydrolyzed	I could have been hydrolyzing you could have been hydrolyzing she could have been hydrolyzing we could have been hydrolyzing you could have been hydrolyzing they could have been hydrolyzing

Negation

Simple form	V-ing form
I couldn't hydrolyze you couldn't hydrolyze she couldn't hydrolyze we couldn't hydrolyze you couldn't hydrolyze they couldn't hydrolyze	I couldn't be hydrolyzing you couldn't be hydrolyzing she couldn't be hydrolyzing we couldn't be hydrolyzing you couldn't be hydrolyzing they couldn't be hydrolyzing
Perfect	V-ing perfect
I couldn't have hydrolyzed you couldn't have hydrolyzed she couldn't have hydrolyzed we couldn't have hydrolyzed you couldn't have hydrolyzed they couldn't have hydrolyzed	I couldn't have been hydrolyzing you couldn't have been hydrolyzing she couldn't have been hydrolyzing we couldn't have been hydrolyzing you couldn't have been hydrolyzing they couldn't have been hydrolyzing

Interrogative form

Simple form	V-ing form
could I hydrolyze? could you hydrolyze? could she hydrolyze? could we hydrolyze? could you hydrolyze? could they hydrolyze?	could I be hydrolyzing? could you be hydrolyzing? could she be hydrolyzing? could we be hydrolyzing? could you be hydrolyzing? could they be hydrolyzing?
Perfect	V-ing perfect
could I have hydrolyzed? could you have hydrolyzed? could she have hydrolyzed? could we have hydrolyzed? could you have hydrolyzed? could they have hydrolyzed?	could I have been hydrolyzing? could you have been hydrolyzing? could she have been hydrolyzing? could we have been hydrolyzing? could you have been hydrolyzing? could they have been hydrolyzing?

Interro-negative form

Simple form	V-ing form
couldn't I hydrolyze? couldn't you hydrolyze? couldn't she hydrolyze? couldn't we hydrolyze? couldn't you hydrolyze? couldn't they hydrolyze?	couldn't I be hydrolyzing? couldn't you be hydrolyzing? couldn't she be hydrolyzing? couldn't we be hydrolyzing? couldn't you be hydrolyzing? couldn't they be hydrolyzing?
Perfect	V-ing perfect
couldn't I have hydrolyzed? couldn't you have hydrolyzed? couldn't she have hydrolyzed? couldn't we have hydrolyzed? couldn't you have hydrolyzed? couldn't they have hydrolyzed?	couldn't I have been hydrolyzing? couldn't you have been hydrolyzing? couldn't she have been hydrolyzing? couldn't we have been hydrolyzing? couldn't you have been hydrolyzing? couldn't they have been hydrolyzing?