English verb conjugation
COULD TAILGATE

Regular verb: tailgate - tailgated - tailgated

Affirmation

Simple form	V-ing form
I could tailgate you could tailgate he could tailgate we could tailgate you could tailgate they could tailgate	I could be tailgating you could be tailgating he could be tailgating we could be tailgating you could be tailgating they could be tailgating
Perfect	V-ing perfect
I could have tailgated you could have tailgated he could have tailgated we could have tailgated you could have tailgated they could have tailgated	I could have been tailgating you could have been tailgating he could have been tailgating we could have been tailgating you could have been tailgating they could have been tailgating

Negation

Simple form	V-ing form
I couldn't tailgate you couldn't tailgate he couldn't tailgate we couldn't tailgate you couldn't tailgate they couldn't tailgate	I couldn't be tailgating you couldn't be tailgating he couldn't be tailgating we couldn't be tailgating you couldn't be tailgating they couldn't be tailgating
Perfect	V-ing perfect
I couldn't have tailgated you couldn't have tailgated he couldn't have tailgated we couldn't have tailgated you couldn't have tailgated they couldn't have tailgated	I couldn't have been tailgating you couldn't have been tailgating he couldn't have been tailgating we couldn't have been tailgating you couldn't have been tailgating they couldn't have been tailgating

Interrogative form

Simple form	V-ing form
could I tailgate? could you tailgate? could he tailgate? could we tailgate? could you tailgate? could they tailgate?	could I be tailgating? could you be tailgating? could he be tailgating? could we be tailgating? could you be tailgating? could they be tailgating?
Perfect	V-ing perfect
could I have tailgated? could you have tailgated? could he have tailgated? could we have tailgated? could you have tailgated? could they have tailgated?	could I have been tailgating? could you have been tailgating? could he have been tailgating? could we have been tailgating? could you have been tailgating? could they have been tailgating?

Interro-negative form

Simple form	V-ing form
couldn't I tailgate? couldn't you tailgate? couldn't he tailgate? couldn't we tailgate? couldn't you tailgate? couldn't they tailgate?	couldn't I be tailgating? couldn't you be tailgating? couldn't he be tailgating? couldn't we be tailgating? couldn't you be tailgating? couldn't they be tailgating?
Perfect	V-ing perfect
couldn't I have tailgated? couldn't you have tailgated? couldn't he have tailgated? couldn't we have tailgated? couldn't you have tailgated? couldn't they have tailgated?	couldn't I have been tailgating? couldn't you have been tailgating? couldn't he have been tailgating? couldn't we have been tailgating? couldn't you have been tailgating? couldn't they have been tailgating?