Konjugation des englischen Verbs
MUST STRENGTHEN

Regelmäßiges Verb: strengthen - strengthened - strengthened

Bestätigung

Einfache Form	Form mit V-ing
I must strengthen you must strengthen he must strengthen we must strengthen you must strengthen they must strengthen	I must be strengthening you must be strengthening he must be strengthening we must be strengthening you must be strengthening they must be strengthening
Perfekt	Perfekt mit V-ing
I must have strengthened you must have strengthened he must have strengthened we must have strengthened you must have strengthened they must have strengthened	I must have been strengthening you must have been strengthening he must have been strengthening we must have been strengthening you must have been strengthening they must have been strengthening

Negation

Einfache Form	Form mit V-ing
I mustn't strengthen you mustn't strengthen he mustn't strengthen we mustn't strengthen you mustn't strengthen they mustn't strengthen	I mustn't be strengthening you mustn't be strengthening he mustn't be strengthening we mustn't be strengthening you mustn't be strengthening they mustn't be strengthening
Perfekt	Perfekt mit V-ing
I mustn't have strengthened you mustn't have strengthened he mustn't have strengthened we mustn't have strengthened you mustn't have strengthened they mustn't have strengthened	I mustn't have been strengthening you mustn't have been strengthening he mustn't have been strengthening we mustn't have been strengthening you mustn't have been strengthening they mustn't have been strengthening

Fragende Form

Einfache Form	Form mit V-ing
must I strengthen? must you strengthen? must he strengthen? must we strengthen? must you strengthen? must they strengthen?	must I be strengthening? must you be strengthening? must he be strengthening? must we be strengthening? must you be strengthening? must they be strengthening?
Perfekt	Perfekt mit V-ing
must I have strengthened? must you have strengthened? must he have strengthened? must we have strengthened? must you have strengthened? must they have strengthened?	must I have been strengthening? must you have been strengthening? must he have been strengthening? must we have been strengthening? must you have been strengthening? must they have been strengthening?

Fragende Negation Form

Einfache Form	Form mit V-ing
mustn't I strengthen? mustn't you strengthen? mustn't he strengthen? mustn't we strengthen? mustn't you strengthen? mustn't they strengthen?	mustn't I be strengthening? mustn't you be strengthening? mustn't he be strengthening? mustn't we be strengthening? mustn't you be strengthening? mustn't they be strengthening?
Perfekt	Perfekt mit V-ing
mustn't I have strengthened? mustn't you have strengthened? mustn't he have strengthened? mustn't we have strengthened? mustn't you have strengthened? mustn't they have strengthened?	mustn't I have been strengthening? mustn't you have been strengthening? mustn't he have been strengthening? mustn't we have been strengthening? mustn't you have been strengthening? mustn't they have been strengthening?