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

English verb conjugation MUST BUY

Irregular verb: buy - bought - bought


Affirmation

Simple form
I must buy
you must buy
he must buy
we must buy
you must buy
they must buy
V-ing form
I must be buying
you must be buying
he must be buying
we must be buying
you must be buying
they must be buying
Perfect
I must have bought
you must have bought
he must have bought
we must have bought
you must have bought
they must have bought
V-ing perfect
I must have been buying
you must have been buying
he must have been buying
we must have been buying
you must have been buying
they must have been buying

Negation

Simple form
I must not buy
you must not buy
he must not buy
we must not buy
you must not buy
they must not buy
V-ing form
I must not be buying
you must not be buying
he must not be buying
we must not be buying
you must not be buying
they must not be buying
Perfect
I must not have bought
you must not have bought
he must not have bought
we must not have bought
you must not have bought
they must not have bought
V-ing perfect
I must not have been buying
you must not have been buying
he must not have been buying
we must not have been buying
you must not have been buying
they must not have been buying

Interrogative form

Simple form
must I buy?
must you buy?
must he buy?
must we buy?
must you buy?
must they buy?
V-ing form
must I be buying?
must you be buying?
must he be buying?
must we be buying?
must you be buying?
must they be buying?
Perfect
must I have bought?
must you have bought?
must he have bought?
must we have bought?
must you have bought?
must they have bought?
V-ing perfect
must I have been buying?
must you have been buying?
must he have been buying?
must we have been buying?
must you have been buying?
must they have been buying?

Interro-negative form

Simple form
must I not buy?
must you not buy?
must he not buy?
must we not buy?
must you not buy?
must they not buy?
V-ing form
must I not be buying?
must you not be buying?
must he not be buying?
must we not be buying?
must you not be buying?
must they not be buying?
Perfect
must I not have bought?
must you not have bought?
must he not have bought?
must we not have bought?
must you not have bought?
must they not have bought?
V-ing perfect
must I not have been buying?
must you not have been buying?
must he not have been buying?
must we not have been buying?
must you not have been buying?
must they not have been buying?