I shall obstruct you shall obstruct he shall obstruct we shall obstruct you shall obstruct they shall obstruct
V-ing form
I shall be obstructing you shall be obstructing he shall be obstructing we shall be obstructing you shall be obstructing they shall be obstructing
Perfect
I shall have obstructed you shall have obstructed he shall have obstructed we shall have obstructed you shall have obstructed they shall have obstructed
V-ing perfect
I shall have been obstructing you shall have been obstructing he shall have been obstructing we shall have been obstructing you shall have been obstructing they shall have been obstructing
Negation
Simple form
I shall not obstruct you shall not obstruct he shall not obstruct we shall not obstruct you shall not obstruct they shall not obstruct
V-ing form
I shall not be obstructing you shall not be obstructing he shall not be obstructing we shall not be obstructing you shall not be obstructing they shall not be obstructing
Perfect
I shall not have obstructed you shall not have obstructed he shall not have obstructed we shall not have obstructed you shall not have obstructed they shall not have obstructed
V-ing perfect
I shall not have been obstructing you shall not have been obstructing he shall not have been obstructing we shall not have been obstructing you shall not have been obstructing they shall not have been obstructing
Interrogative form
Simple form
shall I obstruct? shall you obstruct? shall he obstruct? shall we obstruct? shall you obstruct? shall they obstruct?
V-ing form
shall I be obstructing? shall you be obstructing? shall he be obstructing? shall we be obstructing? shall you be obstructing? shall they be obstructing?
Perfect
shall I have obstructed? shall you have obstructed? shall he have obstructed? shall we have obstructed? shall you have obstructed? shall they have obstructed?
V-ing perfect
shall I have been obstructing? shall you have been obstructing? shall he have been obstructing? shall we have been obstructing? shall you have been obstructing? shall they have been obstructing?
Interro-negative form
Simple form
shall I not obstruct? shall you not obstruct? shall he not obstruct? shall we not obstruct? shall you not obstruct? shall they not obstruct?
V-ing form
shall I not be obstructing? shall you not be obstructing? shall he not be obstructing? shall we not be obstructing? shall you not be obstructing? shall they not be obstructing?
Perfect
shall I not have obstructed? shall you not have obstructed? shall he not have obstructed? shall we not have obstructed? shall you not have obstructed? shall they not have obstructed?
V-ing perfect
shall I not have been obstructing? shall you not have been obstructing? shall he not have been obstructing? shall we not have been obstructing? shall you not have been obstructing? shall they not have been obstructing?