I ought to crawl you ought to crawl he ought to crawl we ought to crawl you ought to crawl they ought to crawl
V-ing form
I ought to be crawling you ought to be crawling he ought to be crawling we ought to be crawling you ought to be crawling they ought to be crawling
Perfect
I ought to have crawled you ought to have crawled he ought to have crawled we ought to have crawled you ought to have crawled they ought to have crawled
V-ing perfect
I ought to have been crawling you ought to have been crawling he ought to have been crawling we ought to have been crawling you ought to have been crawling they ought to have been crawling
Negation
Simple form
I ought not to crawl you ought not to crawl he ought not to crawl we ought not to crawl you ought not to crawl they ought not to crawl
V-ing form
I ought not to crawling you ought not to crawling he ought not to crawling we ought not to crawling you ought not to crawling they ought not to crawling
Perfect
I ought not to have crawled you ought not to have crawled he ought not to have crawled we ought not to have crawled you ought not to have crawled they ought not to have crawled
V-ing perfect
I ought not to have been crawling you ought not to have been crawling he ought not to have been crawling we ought not to have been crawling you ought not to have been crawling they ought not to have been crawling
Interrogative form
Simple form
ought to I crawl? ought to you crawl? ought to he crawl? ought to we crawl? ought to you crawl? ought to they crawl?
V-ing form
ought to I be crawling? ought to you be crawling? ought to he be crawling? ought to we be crawling? ought to you be crawling? ought to they be crawling?
Perfect
ought to I have crawled? ought to you have crawled? ought to he have crawled? ought to we have crawled? ought to you have crawled? ought to they have crawled?
V-ing perfect
ought to I have been crawling? ought to you have been crawling? ought to he have been crawling? ought to we have been crawling? ought to you have been crawling? ought to they have been crawling?
Interro-negative form
Simple form
ought I not to crawl? ought you not to crawl? ought he not to crawl? ought we not to crawl? ought you not to crawl? ought they not to crawl?
V-ing form
ought I not to be crawling? ought you not to be crawling? ought he not to be crawling? ought we not to be crawling? ought you not to be crawling? ought they not to be crawling?
Perfect
ought I not to have crawled? ought you not to have crawled? ought he not to have crawled? ought we not to have crawled? ought you not to have crawled? ought they not to have crawled?
V-ing perfect
ought I not to have been crawling? ought you not to have been crawling? ought he not to have been crawling? ought we not to have been crawling? ought you not to have been crawling? ought they not to have been crawling?