English verb conjugation
SHALL HOWL

Regular verb: howl - howled - howled

Affirmation

Simple form	V-ing form
I shall howl you shall howl he shall howl we shall howl you shall howl they shall howl	I shall be howling you shall be howling he shall be howling we shall be howling you shall be howling they shall be howling
Perfect	V-ing perfect
I shall have howled you shall have howled he shall have howled we shall have howled you shall have howled they shall have howled	I shall have been howling you shall have been howling he shall have been howling we shall have been howling you shall have been howling they shall have been howling

Negation

Simple form	V-ing form
I shall not howl you shall not howl he shall not howl we shall not howl you shall not howl they shall not howl	I shall not be howling you shall not be howling he shall not be howling we shall not be howling you shall not be howling they shall not be howling
Perfect	V-ing perfect
I shall not have howled you shall not have howled he shall not have howled we shall not have howled you shall not have howled they shall not have howled	I shall not have been howling you shall not have been howling he shall not have been howling we shall not have been howling you shall not have been howling they shall not have been howling

Interrogative form

Simple form	V-ing form
shall I howl? shall you howl? shall he howl? shall we howl? shall you howl? shall they howl?	shall I be howling? shall you be howling? shall he be howling? shall we be howling? shall you be howling? shall they be howling?
Perfect	V-ing perfect
shall I have howled? shall you have howled? shall he have howled? shall we have howled? shall you have howled? shall they have howled?	shall I have been howling? shall you have been howling? shall he have been howling? shall we have been howling? shall you have been howling? shall they have been howling?

Interro-negative form

Simple form	V-ing form
shall I not howl? shall you not howl? shall he not howl? shall we not howl? shall you not howl? shall they not howl?	shall I not be howling? shall you not be howling? shall he not be howling? shall we not be howling? shall you not be howling? shall they not be howling?
Perfect	V-ing perfect
shall I not have howled? shall you not have howled? shall he not have howled? shall we not have howled? shall you not have howled? shall they not have howled?	shall I not have been howling? shall you not have been howling? shall he not have been howling? shall we not have been howling? shall you not have been howling? shall they not have been howling?