English verb conjugation
COULD PILOT

Regular verb: pilot - piloted - piloted

Affirmation

Simple form	V-ing form
I could pilot you could pilot she could pilot we could pilot you could pilot they could pilot	I could be piloting you could be piloting she could be piloting we could be piloting you could be piloting they could be piloting
Perfect	V-ing perfect
I could have piloted you could have piloted she could have piloted we could have piloted you could have piloted they could have piloted	I could have been piloting you could have been piloting she could have been piloting we could have been piloting you could have been piloting they could have been piloting

Negation

Simple form	V-ing form
I couldn't pilot you couldn't pilot she couldn't pilot we couldn't pilot you couldn't pilot they couldn't pilot	I couldn't be piloting you couldn't be piloting she couldn't be piloting we couldn't be piloting you couldn't be piloting they couldn't be piloting
Perfect	V-ing perfect
I couldn't have piloted you couldn't have piloted she couldn't have piloted we couldn't have piloted you couldn't have piloted they couldn't have piloted	I couldn't have been piloting you couldn't have been piloting she couldn't have been piloting we couldn't have been piloting you couldn't have been piloting they couldn't have been piloting

Interrogative form

Simple form	V-ing form
could I pilot? could you pilot? could she pilot? could we pilot? could you pilot? could they pilot?	could I be piloting? could you be piloting? could she be piloting? could we be piloting? could you be piloting? could they be piloting?
Perfect	V-ing perfect
could I have piloted? could you have piloted? could she have piloted? could we have piloted? could you have piloted? could they have piloted?	could I have been piloting? could you have been piloting? could she have been piloting? could we have been piloting? could you have been piloting? could they have been piloting?

Interro-negative form

Simple form	V-ing form
couldn't I pilot? couldn't you pilot? couldn't she pilot? couldn't we pilot? couldn't you pilot? couldn't they pilot?	couldn't I be piloting? couldn't you be piloting? couldn't she be piloting? couldn't we be piloting? couldn't you be piloting? couldn't they be piloting?
Perfect	V-ing perfect
couldn't I have piloted? couldn't you have piloted? couldn't she have piloted? couldn't we have piloted? couldn't you have piloted? couldn't they have piloted?	couldn't I have been piloting? couldn't you have been piloting? couldn't she have been piloting? couldn't we have been piloting? couldn't you have been piloting? couldn't they have been piloting?