must buckle
Regelmä&szlig;iges Verb: buckle - buckled- buckled

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must buckle
you must buckle
he must buckle
we must buckle
you must buckle
they must buckle 	I must be buckling
you must be buckling
he must be buckling
we must be buckling
you must be buckling
they must be buckling	I must have buckled
you must have buckled
he must have buckled
we must have buckled
you must have buckled
they must have buckled	I must have been buckling
you must have been buckling
he must have been buckling
we must have been buckling
you must have been buckling
they must have been buckling	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not buckle
you must not buckle
he must not buckle
we must not buckle
you must not buckle
they must not buckle 	I must not be buckling
you must not be buckling
he must not be buckling
we must not be buckling
you must not be buckling
they must not be buckling	I must not have buckled
you must not have buckled
he must not have buckled
we must not have buckled
you must not have buckled
they must not have buckled	I must not have been buckling
you must not have been buckling
he must not have been buckling
we must not have been buckling
you must not have been buckling
they must not have been buckling	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I buckle?
must you buckle?
must he buckle?
must we buckle?
must you buckle?
must they buckle? 	must I be buckling?
must you be buckling?
must he be buckling?
must we be buckling?
must you be buckling?
must they be buckling? 	must I have buckled?
must you have buckled?
must he have buckled?
must we have buckled?
must you have buckled?
must they have buckled? 	must I have been buckling?
must you have been buckling?
must he have been buckling?
must we have been buckling?
must you have been buckling?
must they have been buckling? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not buckle?
must you not buckle?
must he not buckle?
must we not buckle?
must you not buckle?
must they not buckle? 	must I not be buckling?
must you not be buckling?
must he not be buckling?
must we not be buckling?
must you not be buckling?
must they not be buckling? 	must I not have buckled?
must you not have buckled?
must he not have buckled?
must we not have buckled?
must you not have buckled?
must they not have buckled? 	must I not have been buckling?
must you not have been buckling?
must he not have been buckling?
must we not have been buckling?
must you not have been buckling?
must they not have been buckling?