English verb conjugation MAY STEM

Regular verb: stem - stemmed - stemmed

Affirmation

Simple form

I may stem
you may stem
he may stem
we may stem
you may stem
they may stem

V-ing form

I may be stemming
you may be stemming
he may be stemming
we may be stemming
you may be stemming
they may be stemming

Perfect

I may have stemmed
you may have stemmed
he may have stemmed
we may have stemmed
you may have stemmed
they may have stemmed

V-ing perfect

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

Negation

Simple form

I may not stem
you may not stem
he may not stem
we may not stem
you may not stem
they may not stem

V-ing form

I may not be stemming
you may not be stemming
he may not be stemming
we may not be stemming
you may not be stemming
they may not be stemming

Perfect

I may not have stemmed
you may not have stemmed
he may not have stemmed
we may not have stemmed
you may not have stemmed
they may not have stemmed

V-ing perfect

I may not have been stemming
you may not have been stemming
he may not have been stemming
we may not have been stemming
you may not have been stemming
they may not have been stemming

Interrogative form

Simple form

may I stem?
may you stem?
may he stem?
may we stem?
may you stem?
may they stem?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

may I not stem?
may you not stem?
may he not stem?
may we not stem?
may you not stem?
may they not stem?

V-ing form

may I not be stemming?
may you not be stemming?
may he not be stemming?
may we not be stemming?
may you not be stemming?
may they not be stemming?

Perfect

may I not have stemmed?
may you not have stemmed?
may he not have stemmed?
may we not have stemmed?
may you not have stemmed?
may they not have stemmed?

V-ing perfect

may I not have been stemming?
may you not have been stemming?
may he not have been stemming?
may we not have been stemming?
may you not have been stemming?
may they not have been stemming?

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