I will alter you will alter he will alter we will alter you will alter they will alter
V-ing form
I will be altering you will be altering he will be altering we will be altering you will be altering they will be altering
Perfect
I will have altered you will have altered he will have altered we will have altered you will have altered they will have altered
V-ing perfect
I will have been altering you will have been altering he will have been altering we will have been altering you will have been altering they will have been altering
Negation
Simple form
I will not alter you will not alter he will not alter we will not alter you will not alter they will not alter
V-ing form
I will not be altering you will not be altering he will not be altering we will not be altering you will not be altering they will not be altering
Perfect
I will not have altered you will not have altered he will not have altered we will not have altered you will not have altered they will not have altered
V-ing perfect
I will not have been altering you will not have been altering he will not have been altering we will not have been altering you will not have been altering they will not have been altering
Interrogative form
Simple form
will I alter? will you alter? will he alter? will we alter? will you alter? will they alter?
V-ing form
will I be altering? will you be altering? will he be altering? will we be altering? will you be altering? will they be altering?
Perfect
will I have altered? will you have altered? will he have altered? will we have altered? will you have altered? will they have altered?
V-ing perfect
will I have been altering? will you have been altering? will he have been altering? will we have been altering? will you have been altering? will they have been altering?
Interro-negative form
Simple form
will I not alter? will you not alter? will he not alter? will we not alter? will you not alter? will they not alter?
V-ing form
will I not be altering? will you not be altering? will he not be altering? will we not be altering? will you not be altering? will they not be altering?
Perfect
will I not have altered? will you not have altered? will he not have altered? will we not have altered? will you not have altered? will they not have altered?
V-ing perfect
will I not have been altering? will you not have been altering? will he not have been altering? will we not have been altering? will you not have been altering? will they not have been altering?