ought to crawl
Regular verb: crawl - crawled- crawled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to crawl
you ought to crawl
she ought to crawl
we ought to crawl
you ought to crawl
they ought to crawl 	I ought to be crawling
you ought to be crawling
she ought to be crawling
we ought to be crawling
you ought to be crawling
they ought to be crawling	I ought to have crawled
you ought to have crawled
she ought to have crawled
we ought to have crawled
you ought to have crawled
they ought to have crawled	I ought to have been crawling
you ought to have been crawling
she 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 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to crawl
you oughtn't to crawl
she oughtn't to crawl
we oughtn't to crawl
you oughtn't to crawl
they oughtn't to crawl 	I oughtn't to be crawling
you oughtn't to be crawling
she oughtn't to be crawling
we oughtn't to be crawling
you oughtn't to be crawling
they oughtn't to be crawling	I oughtn't to have crawled
you oughtn't to have crawled
she oughtn't to have crawled
we oughtn't to have crawled
you oughtn't to have crawled
they oughtn't to have crawled	I oughtn't to have been crawling
you oughtn't to have been crawling
she oughtn't to have been crawling
we oughtn't to have been crawling
you oughtn't to have been crawling
they oughtn't to have been crawling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I crawl?
ought to you crawl?
ought to she crawl?
ought to we crawl?
ought to you crawl?
ought to they crawl? 	ought to I be crawling?
ought to you be crawling?
ought to she be crawling?
ought to we be crawling?
ought to you be crawling?
ought to they be crawling? 	ought to I have crawled?
ought to you have crawled?
ought to she have crawled?
ought to we have crawled?
ought to you have crawled?
ought to they have crawled? 	ought to I have been crawling?
ought to you have been crawling?
ought to she 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 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to crawl?
oughtn't you to crawl?
oughtn't she to crawl?
oughtn't we to crawl?
oughtn't you to crawl?
oughtn't they to crawl? 	oughtn't I to be crawling?
oughtn't you to be crawling?
oughtn't she to be crawling?
oughtn't we to be crawling?
oughtn't you to be crawling?
oughtn't they to be crawling? 	oughtn't I to have crawled?
oughtn't you to have crawled?
oughtn't she to have crawled?
oughtn't we to have crawled?
oughtn't you to have crawled?
oughtn't they to have crawled? 	oughtn't I to have been crawling?
oughtn't you to have been crawling?
oughtn't she to have been crawling?
oughtn't we to have been crawling?
oughtn't you to have been crawling?
oughtn't they to have been crawling?