List of English auxiliary verbs
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This is a list of English auxiliary verbs, i.e. helping verbs, which include Modal verbs and Semi-modal verbs. See also auxiliary verbs, light verbs, and catenative verbs.
Primary Auxiliary Verbs
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- be
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- do
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- have
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Single Word Modal Auxiliary Verbs
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- best
- better
- can
- could
- dare
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- need
- may
- might
- must
- ought
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- shall
- should
- will
- would
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Two Word Semi-Modal Auxiliary Verb Phrases
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- be to
- dare to
- got to (gotta)
- have to
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- had best
- had better
- need to
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- ought to (oughta)
- would rather
- used to
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Three Word Semi-Modal Auxiliary Verb Phrases
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- be able to
- be about to
- be allowed to
- be bound to
- be forced to
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- be free to
- be going to (be gonna)
- be likely to
- be obliged to
- be required to
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- be supposed to
- be unlikely to
- be used to
- get used to
- have got to
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