male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD INVADE
Regular verb: invade - invaded - invaded
Affirmation
Simple form
I could invadeyou could invade
she could invade
we could invade
you could invade
they could invade
V-ing form
I could be invadingyou could be invading
she could be invading
we could be invading
you could be invading
they could be invading
Perfect
I could have invadedyou could have invaded
she could have invaded
we could have invaded
you could have invaded
they could have invaded
V-ing perfect
I could have been invadingyou could have been invading
she could have been invading
we could have been invading
you could have been invading
they could have been invading
Negation
Simple form
I couldn't invadeyou couldn't invade
she couldn't invade
we couldn't invade
you couldn't invade
they couldn't invade
V-ing form
I couldn't be invadingyou couldn't be invading
she couldn't be invading
we couldn't be invading
you couldn't be invading
they couldn't be invading
Perfect
I couldn't have invadedyou couldn't have invaded
she couldn't have invaded
we couldn't have invaded
you couldn't have invaded
they couldn't have invaded
V-ing perfect
I couldn't have been invadingyou couldn't have been invading
she couldn't have been invading
we couldn't have been invading
you couldn't have been invading
they couldn't have been invading
Interrogative form
Simple form
could I invade?could you invade?
could she invade?
could we invade?
could you invade?
could they invade?
V-ing form
could I be invading?could you be invading?
could she be invading?
could we be invading?
could you be invading?
could they be invading?
Perfect
could I have invaded?could you have invaded?
could she have invaded?
could we have invaded?
could you have invaded?
could they have invaded?
V-ing perfect
could I have been invading?could you have been invading?
could she have been invading?
could we have been invading?
could you have been invading?
could they have been invading?
Interro-negative form
Simple form
couldn't I invade?couldn't you invade?
couldn't she invade?
couldn't we invade?
couldn't you invade?
couldn't they invade?
V-ing form
couldn't I be invading?couldn't you be invading?
couldn't she be invading?
couldn't we be invading?
couldn't you be invading?
couldn't they be invading?
Perfect
couldn't I have invaded?couldn't you have invaded?
couldn't she have invaded?
couldn't we have invaded?
couldn't you have invaded?
couldn't they have invaded?
V-ing perfect
couldn't I have been invading?couldn't you have been invading?
couldn't she have been invading?
couldn't we have been invading?
couldn't you have been invading?
couldn't they have been invading?