Konjugation des englischen Verbs CAN HAPPEN
Regelmäßiges Verb: happen - happened - happened
Bestätigung
Einfache Form
--
it can happen
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Form mit V-ing
--
it can be happening
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Perfekt
--
it can have happened
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Perfekt mit V-ing
--
it can have been happening
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Negation
Einfache Form
--
it can't happen
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Form mit V-ing
--
it can't be happening
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Perfekt
--
it can't have happened
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Perfekt mit V-ing
--
it can't have been happening
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Fragende Form
Einfache Form
--
can it happen?
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Form mit V-ing
--
can it be happening?
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Perfekt
--
can it have happened?
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Perfekt mit V-ing
--
can it have been happening?
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Fragende Negation Form
Einfache Form
--
can't it happen?
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Form mit V-ing
--
can't it be happening?
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Perfekt
--
can't it have happened?
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Perfekt mit V-ing
--
can't it have been happening?
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