English verb conjugation
COULD FUZZ

Regular verb: fuzz - fuzzed - fuzzed

Affirmation

Simple form	V-ing form
I could fuzz you could fuzz she could fuzz we could fuzz you could fuzz they could fuzz	I could be fuzzing you could be fuzzing she could be fuzzing we could be fuzzing you could be fuzzing they could be fuzzing
Perfect	V-ing perfect
I could have fuzzed you could have fuzzed she could have fuzzed we could have fuzzed you could have fuzzed they could have fuzzed	I could have been fuzzing you could have been fuzzing she could have been fuzzing we could have been fuzzing you could have been fuzzing they could have been fuzzing

Negation

Simple form	V-ing form
I couldn't fuzz you couldn't fuzz she couldn't fuzz we couldn't fuzz you couldn't fuzz they couldn't fuzz	I couldn't be fuzzing you couldn't be fuzzing she couldn't be fuzzing we couldn't be fuzzing you couldn't be fuzzing they couldn't be fuzzing
Perfect	V-ing perfect
I couldn't have fuzzed you couldn't have fuzzed she couldn't have fuzzed we couldn't have fuzzed you couldn't have fuzzed they couldn't have fuzzed	I couldn't have been fuzzing you couldn't have been fuzzing she couldn't have been fuzzing we couldn't have been fuzzing you couldn't have been fuzzing they couldn't have been fuzzing

Interrogative form

Simple form	V-ing form
could I fuzz? could you fuzz? could she fuzz? could we fuzz? could you fuzz? could they fuzz?	could I be fuzzing? could you be fuzzing? could she be fuzzing? could we be fuzzing? could you be fuzzing? could they be fuzzing?
Perfect	V-ing perfect
could I have fuzzed? could you have fuzzed? could she have fuzzed? could we have fuzzed? could you have fuzzed? could they have fuzzed?	could I have been fuzzing? could you have been fuzzing? could she have been fuzzing? could we have been fuzzing? could you have been fuzzing? could they have been fuzzing?

Interro-negative form

Simple form	V-ing form
couldn't I fuzz? couldn't you fuzz? couldn't she fuzz? couldn't we fuzz? couldn't you fuzz? couldn't they fuzz?	couldn't I be fuzzing? couldn't you be fuzzing? couldn't she be fuzzing? couldn't we be fuzzing? couldn't you be fuzzing? couldn't they be fuzzing?
Perfect	V-ing perfect
couldn't I have fuzzed? couldn't you have fuzzed? couldn't she have fuzzed? couldn't we have fuzzed? couldn't you have fuzzed? couldn't they have fuzzed?	couldn't I have been fuzzing? couldn't you have been fuzzing? couldn't she have been fuzzing? couldn't we have been fuzzing? couldn't you have been fuzzing? couldn't they have been fuzzing?