must backstroke
Regelmä&szlig;iges Verb: backstroke - backstroked- backstroked

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must backstroke
you must backstroke
he must backstroke
we must backstroke
you must backstroke
they must backstroke 	I must be backstroking
you must be backstroking
he must be backstroking
we must be backstroking
you must be backstroking
they must be backstroking	I must have backstroked
you must have backstroked
he must have backstroked
we must have backstroked
you must have backstroked
they must have backstroked	I must have been backstroking
you must have been backstroking
he must have been backstroking
we must have been backstroking
you must have been backstroking
they must have been backstroking	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not backstroke
you must not backstroke
he must not backstroke
we must not backstroke
you must not backstroke
they must not backstroke 	I must not be backstroking
you must not be backstroking
he must not be backstroking
we must not be backstroking
you must not be backstroking
they must not be backstroking	I must not have backstroked
you must not have backstroked
he must not have backstroked
we must not have backstroked
you must not have backstroked
they must not have backstroked	I must not have been backstroking
you must not have been backstroking
he must not have been backstroking
we must not have been backstroking
you must not have been backstroking
they must not have been backstroking	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I backstroke?
must you backstroke?
must he backstroke?
must we backstroke?
must you backstroke?
must they backstroke? 	must I be backstroking?
must you be backstroking?
must he be backstroking?
must we be backstroking?
must you be backstroking?
must they be backstroking? 	must I have backstroked?
must you have backstroked?
must he have backstroked?
must we have backstroked?
must you have backstroked?
must they have backstroked? 	must I have been backstroking?
must you have been backstroking?
must he have been backstroking?
must we have been backstroking?
must you have been backstroking?
must they have been backstroking? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not backstroke?
must you not backstroke?
must he not backstroke?
must we not backstroke?
must you not backstroke?
must they not backstroke? 	must I not be backstroking?
must you not be backstroking?
must he not be backstroking?
must we not be backstroking?
must you not be backstroking?
must they not be backstroking? 	must I not have backstroked?
must you not have backstroked?
must he not have backstroked?
must we not have backstroked?
must you not have backstroked?
must they not have backstroked? 	must I not have been backstroking?
must you not have been backstroking?
must he not have been backstroking?
must we not have been backstroking?
must you not have been backstroking?
must they not have been backstroking?