must proofread
Verbo irregolare: proofread - proofread- proofread

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must proofread
you must proofread
she must proofread
we must proofread
you must proofread
they must proofread 	I must be proofreading
you must be proofreading
she must be proofreading
we must be proofreading
you must be proofreading
they must be proofreading	I must have proofread
you must have proofread
she must have proofread
we must have proofread
you must have proofread
they must have proofread	I must have been proofreading
you must have been proofreading
she must have been proofreading
we must have been proofreading
you must have been proofreading
they must have been proofreading	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not proofread
you must not proofread
she must not proofread
we must not proofread
you must not proofread
they must not proofread 	I must not be proofreading
you must not be proofreading
she must not be proofreading
we must not be proofreading
you must not be proofreading
they must not be proofreading	I must not have proofread
you must not have proofread
she must not have proofread
we must not have proofread
you must not have proofread
they must not have proofread	I must not have been proofreading
you must not have been proofreading
she must not have been proofreading
we must not have been proofreading
you must not have been proofreading
they must not have been proofreading	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I proofread?
must you proofread?
must she proofread?
must we proofread?
must you proofread?
must they proofread? 	must I be proofreading?
must you be proofreading?
must she be proofreading?
must we be proofreading?
must you be proofreading?
must they be proofreading? 	must I have proofread?
must you have proofread?
must she have proofread?
must we have proofread?
must you have proofread?
must they have proofread? 	must I have been proofreading?
must you have been proofreading?
must she have been proofreading?
must we have been proofreading?
must you have been proofreading?
must they have been proofreading? 	

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