English verb conjugation
SHALL ATTEST

Regular verb: attest - attested - attested

Affirmation

Simple form	V-ing form
I shall attest you shall attest he shall attest we shall attest you shall attest they shall attest	I shall be attesting you shall be attesting he shall be attesting we shall be attesting you shall be attesting they shall be attesting
Perfect	V-ing perfect
I shall have attested you shall have attested he shall have attested we shall have attested you shall have attested they shall have attested	I shall have been attesting you shall have been attesting he shall have been attesting we shall have been attesting you shall have been attesting they shall have been attesting

Negation

Simple form	V-ing form
I shall not attest you shall not attest he shall not attest we shall not attest you shall not attest they shall not attest	I shall not be attesting you shall not be attesting he shall not be attesting we shall not be attesting you shall not be attesting they shall not be attesting
Perfect	V-ing perfect
I shall not have attested you shall not have attested he shall not have attested we shall not have attested you shall not have attested they shall not have attested	I shall not have been attesting you shall not have been attesting he shall not have been attesting we shall not have been attesting you shall not have been attesting they shall not have been attesting

Interrogative form

Simple form	V-ing form
shall I attest? shall you attest? shall he attest? shall we attest? shall you attest? shall they attest?	shall I be attesting? shall you be attesting? shall he be attesting? shall we be attesting? shall you be attesting? shall they be attesting?
Perfect	V-ing perfect
shall I have attested? shall you have attested? shall he have attested? shall we have attested? shall you have attested? shall they have attested?	shall I have been attesting? shall you have been attesting? shall he have been attesting? shall we have been attesting? shall you have been attesting? shall they have been attesting?

Interro-negative form

Simple form	V-ing form
shall I not attest? shall you not attest? shall he not attest? shall we not attest? shall you not attest? shall they not attest?	shall I not be attesting? shall you not be attesting? shall he not be attesting? shall we not be attesting? shall you not be attesting? shall they not be attesting?
Perfect	V-ing perfect
shall I not have attested? shall you not have attested? shall he not have attested? shall we not have attested? shall you not have attested? shall they not have attested?	shall I not have been attesting? shall you not have been attesting? shall he not have been attesting? shall we not have been attesting? shall you not have been attesting? shall they not have been attesting?