must cover
Verbo regolare: cover - covered- covered

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must cover
you must cover
she must cover
we must cover
you must cover
they must cover 	I must be covering
you must be covering
she must be covering
we must be covering
you must be covering
they must be covering	I must have covered
you must have covered
she must have covered
we must have covered
you must have covered
they must have covered	I must have been covering
you must have been covering
she must have been covering
we must have been covering
you must have been covering
they must have been covering	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I mustn't cover
you mustn't cover
she mustn't cover
we mustn't cover
you mustn't cover
they mustn't cover 	I mustn't be covering
you mustn't be covering
she mustn't be covering
we mustn't be covering
you mustn't be covering
they mustn't be covering	I mustn't have covered
you mustn't have covered
she mustn't have covered
we mustn't have covered
you mustn't have covered
they mustn't have covered	I mustn't have been covering
you mustn't have been covering
she mustn't have been covering
we mustn't have been covering
you mustn't have been covering
they mustn't have been covering	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I cover?
must you cover?
must she cover?
must we cover?
must you cover?
must they cover? 	must I be covering?
must you be covering?
must she be covering?
must we be covering?
must you be covering?
must they be covering? 	must I have covered?
must you have covered?
must she have covered?
must we have covered?
must you have covered?
must they have covered? 	must I have been covering?
must you have been covering?
must she have been covering?
must we have been covering?
must you have been covering?
must they have been covering? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
mustn't I cover?
mustn't you cover?
mustn't she cover?
mustn't we cover?
mustn't you cover?
mustn't they cover? 	mustn't I be covering?
mustn't you be covering?
mustn't she be covering?
mustn't we be covering?
mustn't you be covering?
mustn't they be covering? 	mustn't I have covered?
mustn't you have covered?
mustn't she have covered?
mustn't we have covered?
mustn't you have covered?
mustn't they have covered? 	mustn't I have been covering?
mustn't you have been covering?
mustn't she have been covering?
mustn't we have been covering?
mustn't you have been covering?
mustn't they have been covering?