must undulate
Regelmä&szlig;iges Verb: undulate - undulated- undulated

Bestätigung 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must undulate
you must undulate
he must undulate
we must undulate
you must undulate
they must undulate 	I must be undulating
you must be undulating
he must be undulating
we must be undulating
you must be undulating
they must be undulating	I must have undulated
you must have undulated
he must have undulated
we must have undulated
you must have undulated
they must have undulated	I must have been undulating
you must have been undulating
he must have been undulating
we must have been undulating
you must have been undulating
they must have been undulating	

Negation 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
I must not undulate
you must not undulate
he must not undulate
we must not undulate
you must not undulate
they must not undulate 	I must not be undulating
you must not be undulating
he must not be undulating
we must not be undulating
you must not be undulating
they must not be undulating	I must not have undulated
you must not have undulated
he must not have undulated
we must not have undulated
you must not have undulated
they must not have undulated	I must not have been undulating
you must not have been undulating
he must not have been undulating
we must not have been undulating
you must not have been undulating
they must not have been undulating	

Fragende Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I undulate?
must you undulate?
must he undulate?
must we undulate?
must you undulate?
must they undulate? 	must I be undulating?
must you be undulating?
must he be undulating?
must we be undulating?
must you be undulating?
must they be undulating? 	must I have undulated?
must you have undulated?
must he have undulated?
must we have undulated?
must you have undulated?
must they have undulated? 	must I have been undulating?
must you have been undulating?
must he have been undulating?
must we have been undulating?
must you have been undulating?
must they have been undulating? 	

Fragende Negation Form 	
Einfache Form 	Form mit V-ing 	Perfekt 	Perfekt mit V-ing 	
must I not undulate?
must you not undulate?
must he not undulate?
must we not undulate?
must you not undulate?
must they not undulate? 	must I not be undulating?
must you not be undulating?
must he not be undulating?
must we not be undulating?
must you not be undulating?
must they not be undulating? 	must I not have undulated?
must you not have undulated?
must he not have undulated?
must we not have undulated?
must you not have undulated?
must they not have undulated? 	must I not have been undulating?
must you not have been undulating?
must he not have been undulating?
must we not have been undulating?
must you not have been undulating?
must they not have been undulating?