English verb conjugation
OUGHT TO PROOFREAD

Irregular verb: proofread - proofread - proofread

Affirmation

Simple form	V-ing form
I ought to proofread you ought to proofread he ought to proofread we ought to proofread you ought to proofread they ought to proofread	I ought to be proofreading you ought to be proofreading he ought to be proofreading we ought to be proofreading you ought to be proofreading they ought to be proofreading
Perfect	V-ing perfect
I ought to have proofread you ought to have proofread he ought to have proofread we ought to have proofread you ought to have proofread they ought to have proofread	I ought to have been proofreading you ought to have been proofreading he ought to have been proofreading we ought to have been proofreading you ought to have been proofreading they ought to have been proofreading

Negation

Simple form	V-ing form
I ought not to proofread you ought not to proofread he ought not to proofread we ought not to proofread you ought not to proofread they ought not to proofread	I ought not to proofreading you ought not to proofreading he ought not to proofreading we ought not to proofreading you ought not to proofreading they ought not to proofreading
Perfect	V-ing perfect
I ought not to have proofread you ought not to have proofread he ought not to have proofread we ought not to have proofread you ought not to have proofread they ought not to have proofread	I ought not to have been proofreading you ought not to have been proofreading he ought not to have been proofreading we ought not to have been proofreading you ought not to have been proofreading they ought not to have been proofreading

Interrogative form

Simple form	V-ing form
ought to I proofread? ought to you proofread? ought to he proofread? ought to we proofread? ought to you proofread? ought to they proofread?	ought to I be proofreading? ought to you be proofreading? ought to he be proofreading? ought to we be proofreading? ought to you be proofreading? ought to they be proofreading?
Perfect	V-ing perfect
ought to I have proofread? ought to you have proofread? ought to he have proofread? ought to we have proofread? ought to you have proofread? ought to they have proofread?	ought to I have been proofreading? ought to you have been proofreading? ought to he have been proofreading? ought to we have been proofreading? ought to you have been proofreading? ought to they have been proofreading?

Interro-negative form

Simple form	V-ing form
ought I not to proofread? ought you not to proofread? ought he not to proofread? ought we not to proofread? ought you not to proofread? ought they not to proofread?	ought I not to be proofreading? ought you not to be proofreading? ought he not to be proofreading? ought we not to be proofreading? ought you not to be proofreading? ought they not to be proofreading?
Perfect	V-ing perfect
ought I not to have proofread? ought you not to have proofread? ought he not to have proofread? ought we not to have proofread? ought you not to have proofread? ought they not to have proofread?	ought I not to have been proofreading? ought you not to have been proofreading? ought he not to have been proofreading? ought we not to have been proofreading? ought you not to have been proofreading? ought they not to have been proofreading?