English verb conjugation
OUGHT TO AMASS

Regular verb: amass - amassed - amassed

Affirmation

Simple form	V-ing form
I ought to amass you ought to amass he ought to amass we ought to amass you ought to amass they ought to amass	I ought to be amassing you ought to be amassing he ought to be amassing we ought to be amassing you ought to be amassing they ought to be amassing
Perfect	V-ing perfect
I ought to have amassed you ought to have amassed he ought to have amassed we ought to have amassed you ought to have amassed they ought to have amassed	I ought to have been amassing you ought to have been amassing he ought to have been amassing we ought to have been amassing you ought to have been amassing they ought to have been amassing

Negation

Simple form	V-ing form
I oughtn't to amass you oughtn't to amass he oughtn't to amass we oughtn't to amass you oughtn't to amass they oughtn't to amass	I oughtn't to be amassing you oughtn't to be amassing he oughtn't to be amassing we oughtn't to be amassing you oughtn't to be amassing they oughtn't to be amassing
Perfect	V-ing perfect
I oughtn't to have amassed you oughtn't to have amassed he oughtn't to have amassed we oughtn't to have amassed you oughtn't to have amassed they oughtn't to have amassed	I oughtn't to have been amassing you oughtn't to have been amassing he oughtn't to have been amassing we oughtn't to have been amassing you oughtn't to have been amassing they oughtn't to have been amassing

Interrogative form

Simple form	V-ing form
ought to I amass? ought to you amass? ought to he amass? ought to we amass? ought to you amass? ought to they amass?	ought to I be amassing? ought to you be amassing? ought to he be amassing? ought to we be amassing? ought to you be amassing? ought to they be amassing?
Perfect	V-ing perfect
ought to I have amassed? ought to you have amassed? ought to he have amassed? ought to we have amassed? ought to you have amassed? ought to they have amassed?	ought to I have been amassing? ought to you have been amassing? ought to he have been amassing? ought to we have been amassing? ought to you have been amassing? ought to they have been amassing?

Interro-negative form

Simple form	V-ing form
oughtn't I to amass? oughtn't you to amass? oughtn't he to amass? oughtn't we to amass? oughtn't you to amass? oughtn't they to amass?	oughtn't I to be amassing? oughtn't you to be amassing? oughtn't he to be amassing? oughtn't we to be amassing? oughtn't you to be amassing? oughtn't they to be amassing?
Perfect	V-ing perfect
oughtn't I to have amassed? oughtn't you to have amassed? oughtn't he to have amassed? oughtn't we to have amassed? oughtn't you to have amassed? oughtn't they to have amassed?	oughtn't I to have been amassing? oughtn't you to have been amassing? oughtn't he to have been amassing? oughtn't we to have been amassing? oughtn't you to have been amassing? oughtn't they to have been amassing?