I must tension you must tension she must tension we must tension you must tension they must tension
V-ing form
I must be tensioning you must be tensioning she must be tensioning we must be tensioning you must be tensioning they must be tensioning
Perfect
I must have tensioned you must have tensioned she must have tensioned we must have tensioned you must have tensioned they must have tensioned
V-ing perfect
I must have been tensioning you must have been tensioning she must have been tensioning we must have been tensioning you must have been tensioning they must have been tensioning
Negation
Simple form
I must not tension you must not tension she must not tension we must not tension you must not tension they must not tension
V-ing form
I must not be tensioning you must not be tensioning she must not be tensioning we must not be tensioning you must not be tensioning they must not be tensioning
Perfect
I must not have tensioned you must not have tensioned she must not have tensioned we must not have tensioned you must not have tensioned they must not have tensioned
V-ing perfect
I must not have been tensioning you must not have been tensioning she must not have been tensioning we must not have been tensioning you must not have been tensioning they must not have been tensioning
Interrogative form
Simple form
must I tension? must you tension? must she tension? must we tension? must you tension? must they tension?
V-ing form
must I be tensioning? must you be tensioning? must she be tensioning? must we be tensioning? must you be tensioning? must they be tensioning?
Perfect
must I have tensioned? must you have tensioned? must she have tensioned? must we have tensioned? must you have tensioned? must they have tensioned?
V-ing perfect
must I have been tensioning? must you have been tensioning? must she have been tensioning? must we have been tensioning? must you have been tensioning? must they have been tensioning?
Interro-negative form
Simple form
must I not tension? must you not tension? must she not tension? must we not tension? must you not tension? must they not tension?
V-ing form
must I not be tensioning? must you not be tensioning? must she not be tensioning? must we not be tensioning? must you not be tensioning? must they not be tensioning?
Perfect
must I not have tensioned? must you not have tensioned? must she not have tensioned? must we not have tensioned? must you not have tensioned? must they not have tensioned?
V-ing perfect
must I not have been tensioning? must you not have been tensioning? must she not have been tensioning? must we not have been tensioning? must you not have been tensioning? must they not have been tensioning?