Coniugazione del verbo inglese
MUST BACKFILL

Verbo regolare: backfill - backfilled - backfilled

Affermazione

Forma semplice	Forma con V-ing
I must backfill you must backfill she must backfill we must backfill you must backfill they must backfill	I must be backfilling you must be backfilling she must be backfilling we must be backfilling you must be backfilling they must be backfilling
Perfetto	Perfetto con V-ing
I must have backfilled you must have backfilled she must have backfilled we must have backfilled you must have backfilled they must have backfilled	I must have been backfilling you must have been backfilling she must have been backfilling we must have been backfilling you must have been backfilling they must have been backfilling

Negazione

Forma semplice	Forma con V-ing
I mustn't backfill you mustn't backfill she mustn't backfill we mustn't backfill you mustn't backfill they mustn't backfill	I mustn't be backfilling you mustn't be backfilling she mustn't be backfilling we mustn't be backfilling you mustn't be backfilling they mustn't be backfilling
Perfetto	Perfetto con V-ing
I mustn't have backfilled you mustn't have backfilled she mustn't have backfilled we mustn't have backfilled you mustn't have backfilled they mustn't have backfilled	I mustn't have been backfilling you mustn't have been backfilling she mustn't have been backfilling we mustn't have been backfilling you mustn't have been backfilling they mustn't have been backfilling

Forma interrogativa

Forma semplice	Forma con V-ing
must I backfill? must you backfill? must she backfill? must we backfill? must you backfill? must they backfill?	must I be backfilling? must you be backfilling? must she be backfilling? must we be backfilling? must you be backfilling? must they be backfilling?
Perfetto	Perfetto con V-ing
must I have backfilled? must you have backfilled? must she have backfilled? must we have backfilled? must you have backfilled? must they have backfilled?	must I have been backfilling? must you have been backfilling? must she have been backfilling? must we have been backfilling? must you have been backfilling? must they have been backfilling?

Forma interro-negativa

Forma semplice	Forma con V-ing
mustn't I backfill? mustn't you backfill? mustn't she backfill? mustn't we backfill? mustn't you backfill? mustn't they backfill?	mustn't I be backfilling? mustn't you be backfilling? mustn't she be backfilling? mustn't we be backfilling? mustn't you be backfilling? mustn't they be backfilling?
Perfetto	Perfetto con V-ing
mustn't I have backfilled? mustn't you have backfilled? mustn't she have backfilled? mustn't we have backfilled? mustn't you have backfilled? mustn't they have backfilled?	mustn't I have been backfilling? mustn't you have been backfilling? mustn't she have been backfilling? mustn't we have been backfilling? mustn't you have been backfilling? mustn't they have been backfilling?