I will backfill you will backfill she will backfill we will backfill you will backfill they will backfill
V-ing form
I will be backfilling you will be backfilling she will be backfilling we will be backfilling you will be backfilling they will be backfilling
Perfect
I will have backfilled you will have backfilled she will have backfilled we will have backfilled you will have backfilled they will have backfilled
V-ing perfect
I will have been backfilling you will have been backfilling she will have been backfilling we will have been backfilling you will have been backfilling they will have been backfilling
Negation
Simple form
I will not backfill you will not backfill she will not backfill we will not backfill you will not backfill they will not backfill
V-ing form
I will not be backfilling you will not be backfilling she will not be backfilling we will not be backfilling you will not be backfilling they will not be backfilling
Perfect
I will not have backfilled you will not have backfilled she will not have backfilled we will not have backfilled you will not have backfilled they will not have backfilled
V-ing perfect
I will not have been backfilling you will not have been backfilling she will not have been backfilling we will not have been backfilling you will not have been backfilling they will not have been backfilling
Interrogative form
Simple form
will I backfill? will you backfill? will she backfill? will we backfill? will you backfill? will they backfill?
V-ing form
will I be backfilling? will you be backfilling? will she be backfilling? will we be backfilling? will you be backfilling? will they be backfilling?
Perfect
will I have backfilled? will you have backfilled? will she have backfilled? will we have backfilled? will you have backfilled? will they have backfilled?
V-ing perfect
will I have been backfilling? will you have been backfilling? will she have been backfilling? will we have been backfilling? will you have been backfilling? will they have been backfilling?
Interro-negative form
Simple form
will I not backfill? will you not backfill? will she not backfill? will we not backfill? will you not backfill? will they not backfill?
V-ing form
will I not be backfilling? will you not be backfilling? will she not be backfilling? will we not be backfilling? will you not be backfilling? will they not be backfilling?
Perfect
will I not have backfilled? will you not have backfilled? will she not have backfilled? will we not have backfilled? will you not have backfilled? will they not have backfilled?
V-ing perfect
will I not have been backfilling? will you not have been backfilling? will she not have been backfilling? will we not have been backfilling? will you not have been backfilling? will they not have been backfilling?