English verb conjugation
COULD PICKAXE

Regular verb: pickaxe - pickaxed - pickaxed

Affirmation

Simple form	V-ing form
I could pickaxe you could pickaxe she could pickaxe we could pickaxe you could pickaxe they could pickaxe	I could be pickaxing you could be pickaxing she could be pickaxing we could be pickaxing you could be pickaxing they could be pickaxing
Perfect	V-ing perfect
I could have pickaxed you could have pickaxed she could have pickaxed we could have pickaxed you could have pickaxed they could have pickaxed	I could have been pickaxing you could have been pickaxing she could have been pickaxing we could have been pickaxing you could have been pickaxing they could have been pickaxing

Negation

Simple form	V-ing form
I couldn't pickaxe you couldn't pickaxe she couldn't pickaxe we couldn't pickaxe you couldn't pickaxe they couldn't pickaxe	I couldn't be pickaxing you couldn't be pickaxing she couldn't be pickaxing we couldn't be pickaxing you couldn't be pickaxing they couldn't be pickaxing
Perfect	V-ing perfect
I couldn't have pickaxed you couldn't have pickaxed she couldn't have pickaxed we couldn't have pickaxed you couldn't have pickaxed they couldn't have pickaxed	I couldn't have been pickaxing you couldn't have been pickaxing she couldn't have been pickaxing we couldn't have been pickaxing you couldn't have been pickaxing they couldn't have been pickaxing

Interrogative form

Simple form	V-ing form
could I pickaxe? could you pickaxe? could she pickaxe? could we pickaxe? could you pickaxe? could they pickaxe?	could I be pickaxing? could you be pickaxing? could she be pickaxing? could we be pickaxing? could you be pickaxing? could they be pickaxing?
Perfect	V-ing perfect
could I have pickaxed? could you have pickaxed? could she have pickaxed? could we have pickaxed? could you have pickaxed? could they have pickaxed?	could I have been pickaxing? could you have been pickaxing? could she have been pickaxing? could we have been pickaxing? could you have been pickaxing? could they have been pickaxing?

Interro-negative form

Simple form	V-ing form
couldn't I pickaxe? couldn't you pickaxe? couldn't she pickaxe? couldn't we pickaxe? couldn't you pickaxe? couldn't they pickaxe?	couldn't I be pickaxing? couldn't you be pickaxing? couldn't she be pickaxing? couldn't we be pickaxing? couldn't you be pickaxing? couldn't they be pickaxing?
Perfect	V-ing perfect
couldn't I have pickaxed? couldn't you have pickaxed? couldn't she have pickaxed? couldn't we have pickaxed? couldn't you have pickaxed? couldn't they have pickaxed?	couldn't I have been pickaxing? couldn't you have been pickaxing? couldn't she have been pickaxing? couldn't we have been pickaxing? couldn't you have been pickaxing? couldn't they have been pickaxing?