English verb conjugation MAY STUMBLE

Regular verb: stumble - stumbled - stumbled

Affirmation

Simple form

I may stumble
you may stumble
he may stumble
we may stumble
you may stumble
they may stumble

V-ing form

I may be stumbling
you may be stumbling
he may be stumbling
we may be stumbling
you may be stumbling
they may be stumbling

Perfect

I may have stumbled
you may have stumbled
he may have stumbled
we may have stumbled
you may have stumbled
they may have stumbled

V-ing perfect

I may have been stumbling
you may have been stumbling
he may have been stumbling
we may have been stumbling
you may have been stumbling
they may have been stumbling

Negation

Simple form

I mayn't stumble
you mayn't stumble
he mayn't stumble
we mayn't stumble
you mayn't stumble
they mayn't stumble

V-ing form

I mayn't be stumbling
you mayn't be stumbling
he mayn't be stumbling
we mayn't be stumbling
you mayn't be stumbling
they mayn't be stumbling

Perfect

I mayn't have stumbled
you mayn't have stumbled
he mayn't have stumbled
we mayn't have stumbled
you mayn't have stumbled
they mayn't have stumbled

V-ing perfect

I mayn't have been stumbling
you mayn't have been stumbling
he mayn't have been stumbling
we mayn't have been stumbling
you mayn't have been stumbling
they mayn't have been stumbling

Interrogative form

Simple form

may I stumble?
may you stumble?
may he stumble?
may we stumble?
may you stumble?
may they stumble?

V-ing form

may I be stumbling?
may you be stumbling?
may he be stumbling?
may we be stumbling?
may you be stumbling?
may they be stumbling?

Perfect

may I have stumbled?
may you have stumbled?
may he have stumbled?
may we have stumbled?
may you have stumbled?
may they have stumbled?

V-ing perfect

may I have been stumbling?
may you have been stumbling?
may he have been stumbling?
may we have been stumbling?
may you have been stumbling?
may they have been stumbling?

Interro-negative form

Simple form

mayn't I stumble?
mayn't you stumble?
mayn't he stumble?
mayn't we stumble?
mayn't you stumble?
mayn't they stumble?

V-ing form

mayn't I be stumbling?
mayn't you be stumbling?
mayn't he be stumbling?
mayn't we be stumbling?
mayn't you be stumbling?
mayn't they be stumbling?

Perfect

mayn't I have stumbled?
mayn't you have stumbled?
mayn't he have stumbled?
mayn't we have stumbled?
mayn't you have stumbled?
mayn't they have stumbled?

V-ing perfect

mayn't I have been stumbling?
mayn't you have been stumbling?
mayn't he have been stumbling?
mayn't we have been stumbling?
mayn't you have been stumbling?
mayn't they have been stumbling?

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