must backsolve
Regelmä&szlig;iges Verb: backsolve - backsolved- backsolved

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must backsolve
you must backsolve
she must backsolve
we must backsolve
you must backsolve
they must backsolve 	I must be backsolving
you must be backsolving
she must be backsolving
we must be backsolving
you must be backsolving
they must be backsolving	I must have backsolved
you must have backsolved
she must have backsolved
we must have backsolved
you must have backsolved
they must have backsolved	I must have been backsolving
you must have been backsolving
she must have been backsolving
we must have been backsolving
you must have been backsolving
they must have been backsolving	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I mustn't backsolve
you mustn't backsolve
she mustn't backsolve
we mustn't backsolve
you mustn't backsolve
they mustn't backsolve 	I mustn't be backsolving
you mustn't be backsolving
she mustn't be backsolving
we mustn't be backsolving
you mustn't be backsolving
they mustn't be backsolving	I mustn't have backsolved
you mustn't have backsolved
she mustn't have backsolved
we mustn't have backsolved
you mustn't have backsolved
they mustn't have backsolved	I mustn't have been backsolving
you mustn't have been backsolving
she mustn't have been backsolving
we mustn't have been backsolving
you mustn't have been backsolving
they mustn't have been backsolving	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I backsolve?
must you backsolve?
must she backsolve?
must we backsolve?
must you backsolve?
must they backsolve? 	must I be backsolving?
must you be backsolving?
must she be backsolving?
must we be backsolving?
must you be backsolving?
must they be backsolving? 	must I have backsolved?
must you have backsolved?
must she have backsolved?
must we have backsolved?
must you have backsolved?
must they have backsolved? 	must I have been backsolving?
must you have been backsolving?
must she have been backsolving?
must we have been backsolving?
must you have been backsolving?
must they have been backsolving? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
mustn't I backsolve?
mustn't you backsolve?
mustn't she backsolve?
mustn't we backsolve?
mustn't you backsolve?
mustn't they backsolve? 	mustn't I be backsolving?
mustn't you be backsolving?
mustn't she be backsolving?
mustn't we be backsolving?
mustn't you be backsolving?
mustn't they be backsolving? 	mustn't I have backsolved?
mustn't you have backsolved?
mustn't she have backsolved?
mustn't we have backsolved?
mustn't you have backsolved?
mustn't they have backsolved? 	mustn't I have been backsolving?
mustn't you have been backsolving?
mustn't she have been backsolving?
mustn't we have been backsolving?
mustn't you have been backsolving?
mustn't they have been backsolving?