Verbo irregolare: backfit - backfit, backfitted - backfit, backfitted
Affermazione
Forma semplice
I must backfit you must backfit he must backfit we must backfit you must backfit they must backfit
Forma con V-ing
I must be backfiting you must be backfiting he must be backfiting we must be backfiting you must be backfiting they must be backfiting
Perfetto
I must have backfit, backfitted you must have backfit, backfitted he must have backfit, backfitted we must have backfit, backfitted you must have backfit, backfitted they must have backfit, backfitted
Perfetto con V-ing
I must have been backfiting you must have been backfiting he must have been backfiting we must have been backfiting you must have been backfiting they must have been backfiting
Negazione
Forma semplice
I must not backfit you must not backfit he must not backfit we must not backfit you must not backfit they must not backfit
Forma con V-ing
I must not be backfiting you must not be backfiting he must not be backfiting we must not be backfiting you must not be backfiting they must not be backfiting
Perfetto
I must not have backfit, backfitted you must not have backfit, backfitted he must not have backfit, backfitted we must not have backfit, backfitted you must not have backfit, backfitted they must not have backfit, backfitted
Perfetto con V-ing
I must not have been backfiting you must not have been backfiting he must not have been backfiting we must not have been backfiting you must not have been backfiting they must not have been backfiting
Forma interrogativa
Forma semplice
must I backfit? must you backfit? must he backfit? must we backfit? must you backfit? must they backfit?
Forma con V-ing
must I be backfiting? must you be backfiting? must he be backfiting? must we be backfiting? must you be backfiting? must they be backfiting?
Perfetto
must I have backfit, backfitted? must you have backfit, backfitted? must he have backfit, backfitted? must we have backfit, backfitted? must you have backfit, backfitted? must they have backfit, backfitted?
Perfetto con V-ing
must I have been backfiting? must you have been backfiting? must he have been backfiting? must we have been backfiting? must you have been backfiting? must they have been backfiting?
Forma interro-negativa
Forma semplice
must I not backfit? must you not backfit? must he not backfit? must we not backfit? must you not backfit? must they not backfit?
Forma con V-ing
must I not be backfiting? must you not be backfiting? must he not be backfiting? must we not be backfiting? must you not be backfiting? must they not be backfiting?
Perfetto
must I not have backfit, backfitted? must you not have backfit, backfitted? must he not have backfit, backfitted? must we not have backfit, backfitted? must you not have backfit, backfitted? must they not have backfit, backfitted?
Perfetto con V-ing
must I not have been backfiting? must you not have been backfiting? must he not have been backfiting? must we not have been backfiting? must you not have been backfiting? must they not have been backfiting?