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female gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation COULD EXECUTE

Regular verb: execute - executed - executed


Affirmation

Simple form
I could execute
you could execute
he could execute
we could execute
you could execute
they could execute
V-ing form
I could be executing
you could be executing
he could be executing
we could be executing
you could be executing
they could be executing
Perfect
I could have executed
you could have executed
he could have executed
we could have executed
you could have executed
they could have executed
V-ing perfect
I could have been executing
you could have been executing
he could have been executing
we could have been executing
you could have been executing
they could have been executing

Negation

Simple form
I couldn't execute
you couldn't execute
he couldn't execute
we couldn't execute
you couldn't execute
they couldn't execute
V-ing form
I couldn't be executing
you couldn't be executing
he couldn't be executing
we couldn't be executing
you couldn't be executing
they couldn't be executing
Perfect
I couldn't have executed
you couldn't have executed
he couldn't have executed
we couldn't have executed
you couldn't have executed
they couldn't have executed
V-ing perfect
I couldn't have been executing
you couldn't have been executing
he couldn't have been executing
we couldn't have been executing
you couldn't have been executing
they couldn't have been executing

Interrogative form

Simple form
could I execute?
could you execute?
could he execute?
could we execute?
could you execute?
could they execute?
V-ing form
could I be executing?
could you be executing?
could he be executing?
could we be executing?
could you be executing?
could they be executing?
Perfect
could I have executed?
could you have executed?
could he have executed?
could we have executed?
could you have executed?
could they have executed?
V-ing perfect
could I have been executing?
could you have been executing?
could he have been executing?
could we have been executing?
could you have been executing?
could they have been executing?

Interro-negative form

Simple form
couldn't I execute?
couldn't you execute?
couldn't he execute?
couldn't we execute?
couldn't you execute?
couldn't they execute?
V-ing form
couldn't I be executing?
couldn't you be executing?
couldn't he be executing?
couldn't we be executing?
couldn't you be executing?
couldn't they be executing?
Perfect
couldn't I have executed?
couldn't you have executed?
couldn't he have executed?
couldn't we have executed?
couldn't you have executed?
couldn't they have executed?
V-ing perfect
couldn't I have been executing?
couldn't you have been executing?
couldn't he have been executing?
couldn't we have been executing?
couldn't you have been executing?
couldn't they have been executing?