English verb conjugation
SHALL HISS

Regular verb: hiss - hissed - hissed

Affirmation

Simple form	V-ing form
I shall hiss you shall hiss he shall hiss we shall hiss you shall hiss they shall hiss	I shall be hissing you shall be hissing he shall be hissing we shall be hissing you shall be hissing they shall be hissing
Perfect	V-ing perfect
I shall have hissed you shall have hissed he shall have hissed we shall have hissed you shall have hissed they shall have hissed	I shall have been hissing you shall have been hissing he shall have been hissing we shall have been hissing you shall have been hissing they shall have been hissing

Negation

Simple form	V-ing form
I shall not hiss you shall not hiss he shall not hiss we shall not hiss you shall not hiss they shall not hiss	I shall not be hissing you shall not be hissing he shall not be hissing we shall not be hissing you shall not be hissing they shall not be hissing
Perfect	V-ing perfect
I shall not have hissed you shall not have hissed he shall not have hissed we shall not have hissed you shall not have hissed they shall not have hissed	I shall not have been hissing you shall not have been hissing he shall not have been hissing we shall not have been hissing you shall not have been hissing they shall not have been hissing

Interrogative form

Simple form	V-ing form
shall I hiss? shall you hiss? shall he hiss? shall we hiss? shall you hiss? shall they hiss?	shall I be hissing? shall you be hissing? shall he be hissing? shall we be hissing? shall you be hissing? shall they be hissing?
Perfect	V-ing perfect
shall I have hissed? shall you have hissed? shall he have hissed? shall we have hissed? shall you have hissed? shall they have hissed?	shall I have been hissing? shall you have been hissing? shall he have been hissing? shall we have been hissing? shall you have been hissing? shall they have been hissing?

Interro-negative form

Simple form	V-ing form
shall I not hiss? shall you not hiss? shall he not hiss? shall we not hiss? shall you not hiss? shall they not hiss?	shall I not be hissing? shall you not be hissing? shall he not be hissing? shall we not be hissing? shall you not be hissing? shall they not be hissing?
Perfect	V-ing perfect
shall I not have hissed? shall you not have hissed? shall he not have hissed? shall we not have hissed? shall you not have hissed? shall they not have hissed?	shall I not have been hissing? shall you not have been hissing? shall he not have been hissing? shall we not have been hissing? shall you not have been hissing? shall they not have been hissing?