English verb conjugation MUST ISLE

Regular verb: isle - isled - isled

Affirmation

Simple form

I must isle
you must isle
he must isle
we must isle
you must isle
they must isle

V-ing form

I must be isling
you must be isling
he must be isling
we must be isling
you must be isling
they must be isling

Perfect

I must have isled
you must have isled
he must have isled
we must have isled
you must have isled
they must have isled

V-ing perfect

I must have been isling
you must have been isling
he must have been isling
we must have been isling
you must have been isling
they must have been isling

Negation

Simple form

I must not isle
you must not isle
he must not isle
we must not isle
you must not isle
they must not isle

V-ing form

I must not be isling
you must not be isling
he must not be isling
we must not be isling
you must not be isling
they must not be isling

Perfect

I must not have isled
you must not have isled
he must not have isled
we must not have isled
you must not have isled
they must not have isled

V-ing perfect

I must not have been isling
you must not have been isling
he must not have been isling
we must not have been isling
you must not have been isling
they must not have been isling

Interrogative form

Simple form

must I isle?
must you isle?
must he isle?
must we isle?
must you isle?
must they isle?

V-ing form

must I be isling?
must you be isling?
must he be isling?
must we be isling?
must you be isling?
must they be isling?

Perfect

must I have isled?
must you have isled?
must he have isled?
must we have isled?
must you have isled?
must they have isled?

V-ing perfect

must I have been isling?
must you have been isling?
must he have been isling?
must we have been isling?
must you have been isling?
must they have been isling?

Interro-negative form

Simple form

must I not isle?
must you not isle?
must he not isle?
must we not isle?
must you not isle?
must they not isle?

V-ing form

must I not be isling?
must you not be isling?
must he not be isling?
must we not be isling?
must you not be isling?
must they not be isling?

Perfect

must I not have isled?
must you not have isled?
must he not have isled?
must we not have isled?
must you not have isled?
must they not have isled?

V-ing perfect

must I not have been isling?
must you not have been isling?
must he not have been isling?
must we not have been isling?
must you not have been isling?
must they not have been isling?

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