Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I ought to crawl crawl you ought to crawl crawl he ought to crawl crawl we ought to crawl crawl you ought to crawl crawl they ought to crawl crawl
V-ing form
I ought to be crawl crawling you ought to be crawl crawling he ought to be crawl crawling we ought to be crawl crawling you ought to be crawl crawling they ought to be crawl crawling
Perfect
I ought to have crawl crawled you ought to have crawl crawled he ought to have crawl crawled we ought to have crawl crawled you ought to have crawl crawled they ought to have crawl crawled
V-ing perfect
I ought to have been crawl crawling you ought to have been crawl crawling he ought to have been crawl crawling we ought to have been crawl crawling you ought to have been crawl crawling they ought to have been crawl crawling
Negation
Simple form
I ought not to crawl crawl you ought not to crawl crawl he ought not to crawl crawl we ought not to crawl crawl you ought not to crawl crawl they ought not to crawl crawl
V-ing form
I ought not to crawl crawling you ought not to crawl crawling he ought not to crawl crawling we ought not to crawl crawling you ought not to crawl crawling they ought not to crawl crawling
Perfect
I ought not to have crawl crawled you ought not to have crawl crawled he ought not to have crawl crawled we ought not to have crawl crawled you ought not to have crawl crawled they ought not to have crawl crawled
V-ing perfect
I ought not to have been crawl crawling you ought not to have been crawl crawling he ought not to have been crawl crawling we ought not to have been crawl crawling you ought not to have been crawl crawling they ought not to have been crawl crawling
Interrogative form
Simple form
ought to I crawl crawl? ought to you crawl crawl? ought to he crawl crawl? ought to we crawl crawl? ought to you crawl crawl? ought to they crawl crawl?
V-ing form
ought to I be crawl crawling? ought to you be crawl crawling? ought to he be crawl crawling? ought to we be crawl crawling? ought to you be crawl crawling? ought to they be crawl crawling?
Perfect
ought to I have crawl crawled? ought to you have crawl crawled? ought to he have crawl crawled? ought to we have crawl crawled? ought to you have crawl crawled? ought to they have crawl crawled?
V-ing perfect
ought to I have been crawl crawling? ought to you have been crawl crawling? ought to he have been crawl crawling? ought to we have been crawl crawling? ought to you have been crawl crawling? ought to they have been crawl crawling?
Interro-negative form
Simple form
ought I not to crawl crawl? ought you not to crawl crawl? ought he not to crawl crawl? ought we not to crawl crawl? ought you not to crawl crawl? ought they not to crawl crawl?
V-ing form
ought I not to be crawl crawling? ought you not to be crawl crawling? ought he not to be crawl crawling? ought we not to be crawl crawling? ought you not to be crawl crawling? ought they not to be crawl crawling?
Perfect
ought I not to have crawl crawled? ought you not to have crawl crawled? ought he not to have crawl crawled? ought we not to have crawl crawled? ought you not to have crawl crawled? ought they not to have crawl crawled?
V-ing perfect
ought I not to have been crawl crawling? ought you not to have been crawl crawling? ought he not to have been crawl crawling? ought we not to have been crawl crawling? ought you not to have been crawl crawling? ought they not to have been crawl crawling?