English verb conjugation
SHALL TUBE

Regular verb: tube - tubed - tubed

Affirmation

Simple form	V-ing form
I shall tube you shall tube he shall tube we shall tube you shall tube they shall tube	I shall be tubing you shall be tubing he shall be tubing we shall be tubing you shall be tubing they shall be tubing
Perfect	V-ing perfect
I shall have tubed you shall have tubed he shall have tubed we shall have tubed you shall have tubed they shall have tubed	I shall have been tubing you shall have been tubing he shall have been tubing we shall have been tubing you shall have been tubing they shall have been tubing

Negation

Simple form	V-ing form
I shall not tube you shall not tube he shall not tube we shall not tube you shall not tube they shall not tube	I shall not be tubing you shall not be tubing he shall not be tubing we shall not be tubing you shall not be tubing they shall not be tubing
Perfect	V-ing perfect
I shall not have tubed you shall not have tubed he shall not have tubed we shall not have tubed you shall not have tubed they shall not have tubed	I shall not have been tubing you shall not have been tubing he shall not have been tubing we shall not have been tubing you shall not have been tubing they shall not have been tubing

Interrogative form

Simple form	V-ing form
shall I tube? shall you tube? shall he tube? shall we tube? shall you tube? shall they tube?	shall I be tubing? shall you be tubing? shall he be tubing? shall we be tubing? shall you be tubing? shall they be tubing?
Perfect	V-ing perfect
shall I have tubed? shall you have tubed? shall he have tubed? shall we have tubed? shall you have tubed? shall they have tubed?	shall I have been tubing? shall you have been tubing? shall he have been tubing? shall we have been tubing? shall you have been tubing? shall they have been tubing?

Interro-negative form

Simple form	V-ing form
shall I not tube? shall you not tube? shall he not tube? shall we not tube? shall you not tube? shall they not tube?	shall I not be tubing? shall you not be tubing? shall he not be tubing? shall we not be tubing? shall you not be tubing? shall they not be tubing?
Perfect	V-ing perfect
shall I not have tubed? shall you not have tubed? shall he not have tubed? shall we not have tubed? shall you not have tubed? shall they not have tubed?	shall I not have been tubing? shall you not have been tubing? shall he not have been tubing? shall we not have been tubing? shall you not have been tubing? shall they not have been tubing?