must crash
Verbo regolare: crash - crashed- crashed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must crash
you must crash
she must crash
we must crash
you must crash
they must crash 	I must be crashing
you must be crashing
she must be crashing
we must be crashing
you must be crashing
they must be crashing	I must have crashed
you must have crashed
she must have crashed
we must have crashed
you must have crashed
they must have crashed	I must have been crashing
you must have been crashing
she must have been crashing
we must have been crashing
you must have been crashing
they must have been crashing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not crash
you must not crash
she must not crash
we must not crash
you must not crash
they must not crash 	I must not be crashing
you must not be crashing
she must not be crashing
we must not be crashing
you must not be crashing
they must not be crashing	I must not have crashed
you must not have crashed
she must not have crashed
we must not have crashed
you must not have crashed
they must not have crashed	I must not have been crashing
you must not have been crashing
she must not have been crashing
we must not have been crashing
you must not have been crashing
they must not have been crashing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I crash?
must you crash?
must she crash?
must we crash?
must you crash?
must they crash? 	must I be crashing?
must you be crashing?
must she be crashing?
must we be crashing?
must you be crashing?
must they be crashing? 	must I have crashed?
must you have crashed?
must she have crashed?
must we have crashed?
must you have crashed?
must they have crashed? 	must I have been crashing?
must you have been crashing?
must she have been crashing?
must we have been crashing?
must you have been crashing?
must they have been crashing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not crash?
must you not crash?
must she not crash?
must we not crash?
must you not crash?
must they not crash? 	must I not be crashing?
must you not be crashing?
must she not be crashing?
must we not be crashing?
must you not be crashing?
must they not be crashing? 	must I not have crashed?
must you not have crashed?
must she not have crashed?
must we not have crashed?
must you not have crashed?
must they not have crashed? 	must I not have been crashing?
must you not have been crashing?
must she not have been crashing?
must we not have been crashing?
must you not have been crashing?
must they not have been crashing?