English verb conjugation
SHOULD SPACEWALK

Regular verb: spacewalk - spacewalked - spacewalked

Affirmation

Simple form	V-ing form
I should spacewalk you should spacewalk he should spacewalk we should spacewalk you should spacewalk they should spacewalk	I should be spacewalking you should be spacewalking he should be spacewalking we should be spacewalking you should be spacewalking they should be spacewalking
Perfect	V-ing perfect
I should have spacewalked you should have spacewalked he should have spacewalked we should have spacewalked you should have spacewalked they should have spacewalked	I should have been spacewalking you should have been spacewalking he should have been spacewalking we should have been spacewalking you should have been spacewalking they should have been spacewalking

Negation

Simple form	V-ing form
I should not spacewalk you should not spacewalk he should not spacewalk we should not spacewalk you should not spacewalk they should not spacewalk	I should not be spacewalking you should not be spacewalking he should not be spacewalking we should not be spacewalking you should not be spacewalking they should not be spacewalking
Perfect	V-ing perfect
I should not have spacewalked you should not have spacewalked he should not have spacewalked we should not have spacewalked you should not have spacewalked they should not have spacewalked	I should not have been spacewalking you should not have been spacewalking he should not have been spacewalking we should not have been spacewalking you should not have been spacewalking they should not have been spacewalking

Interrogative form

Simple form	V-ing form
should I spacewalk? should you spacewalk? should he spacewalk? should we spacewalk? should you spacewalk? should they spacewalk?	should I be spacewalking? should you be spacewalking? should he be spacewalking? should we be spacewalking? should you be spacewalking? should they be spacewalking?
Perfect	V-ing perfect
should I have spacewalked? should you have spacewalked? should he have spacewalked? should we have spacewalked? should you have spacewalked? should they have spacewalked?	should I have been spacewalking? should you have been spacewalking? should he have been spacewalking? should we have been spacewalking? should you have been spacewalking? should they have been spacewalking?

Interro-negative form

Simple form	V-ing form
should I not spacewalk? should you not spacewalk? should he not spacewalk? should we not spacewalk? should you not spacewalk? should they not spacewalk?	should I not be spacewalking? should you not be spacewalking? should he not be spacewalking? should we not be spacewalking? should you not be spacewalking? should they not be spacewalking?
Perfect	V-ing perfect
should I not have spacewalked? should you not have spacewalked? should he not have spacewalked? should we not have spacewalked? should you not have spacewalked? should they not have spacewalked?	should I not have been spacewalking? should you not have been spacewalking? should he not have been spacewalking? should we not have been spacewalking? should you not have been spacewalking? should they not have been spacewalking?