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

English verb conjugation MUST CURB

Regular verb: curb - curbed - curbed


Affirmation

Simple form
I must curb
you must curb
she must curb
we must curb
you must curb
they must curb
V-ing form
I must be curbing
you must be curbing
she must be curbing
we must be curbing
you must be curbing
they must be curbing
Perfect
I must have curbed
you must have curbed
she must have curbed
we must have curbed
you must have curbed
they must have curbed
V-ing perfect
I must have been curbing
you must have been curbing
she must have been curbing
we must have been curbing
you must have been curbing
they must have been curbing

Negation

Simple form
I must not curb
you must not curb
she must not curb
we must not curb
you must not curb
they must not curb
V-ing form
I must not be curbing
you must not be curbing
she must not be curbing
we must not be curbing
you must not be curbing
they must not be curbing
Perfect
I must not have curbed
you must not have curbed
she must not have curbed
we must not have curbed
you must not have curbed
they must not have curbed
V-ing perfect
I must not have been curbing
you must not have been curbing
she must not have been curbing
we must not have been curbing
you must not have been curbing
they must not have been curbing

Interrogative form

Simple form
must I curb?
must you curb?
must she curb?
must we curb?
must you curb?
must they curb?
V-ing form
must I be curbing?
must you be curbing?
must she be curbing?
must we be curbing?
must you be curbing?
must they be curbing?
Perfect
must I have curbed?
must you have curbed?
must she have curbed?
must we have curbed?
must you have curbed?
must they have curbed?
V-ing perfect
must I have been curbing?
must you have been curbing?
must she have been curbing?
must we have been curbing?
must you have been curbing?
must they have been curbing?

Interro-negative form

Simple form
must I not curb?
must you not curb?
must she not curb?
must we not curb?
must you not curb?
must they not curb?
V-ing form
must I not be curbing?
must you not be curbing?
must she not be curbing?
must we not be curbing?
must you not be curbing?
must they not be curbing?
Perfect
must I not have curbed?
must you not have curbed?
must she not have curbed?
must we not have curbed?
must you not have curbed?
must they not have curbed?
V-ing perfect
must I not have been curbing?
must you not have been curbing?
must she not have been curbing?
must we not have been curbing?
must you not have been curbing?
must they not have been curbing?