ought to endanger
Regular verb: endanger - endangered- endangered

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to endanger
you ought to endanger
she ought to endanger
we ought to endanger
you ought to endanger
they ought to endanger 	I ought to be endangering
you ought to be endangering
she ought to be endangering
we ought to be endangering
you ought to be endangering
they ought to be endangering	I ought to have endangered
you ought to have endangered
she ought to have endangered
we ought to have endangered
you ought to have endangered
they ought to have endangered	I ought to have been endangering
you ought to have been endangering
she ought to have been endangering
we ought to have been endangering
you ought to have been endangering
they ought to have been endangering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to endanger
you ought not to endanger
she ought not to endanger
we ought not to endanger
you ought not to endanger
they ought not to endanger 	I ought not to endangering
you ought not to endangering
she ought not to endangering
we ought not to endangering
you ought not to endangering
they ought not to endangering	I ought not to have endangered
you ought not to have endangered
she ought not to have endangered
we ought not to have endangered
you ought not to have endangered
they ought not to have endangered	I ought not to have been endangering
you ought not to have been endangering
she ought not to have been endangering
we ought not to have been endangering
you ought not to have been endangering
they ought not to have been endangering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I endanger?
ought to you endanger?
ought to she endanger?
ought to we endanger?
ought to you endanger?
ought to they endanger? 	ought to I be endangering?
ought to you be endangering?
ought to she be endangering?
ought to we be endangering?
ought to you be endangering?
ought to they be endangering? 	ought to I have endangered?
ought to you have endangered?
ought to she have endangered?
ought to we have endangered?
ought to you have endangered?
ought to they have endangered? 	ought to I have been endangering?
ought to you have been endangering?
ought to she have been endangering?
ought to we have been endangering?
ought to you have been endangering?
ought to they have been endangering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to endanger?
ought you not to endanger?
ought she not to endanger?
ought we not to endanger?
ought you not to endanger?
ought they not to endanger? 	ought I not to be endangering?
ought you not to be endangering?
ought she not to be endangering?
ought we not to be endangering?
ought you not to be endangering?
ought they not to be endangering? 	ought I not to have endangered?
ought you not to have endangered?
ought she not to have endangered?
ought we not to have endangered?
ought you not to have endangered?
ought they not to have endangered? 	ought I not to have been endangering?
ought you not to have been endangering?
ought she not to have been endangering?
ought we not to have been endangering?
ought you not to have been endangering?
ought they not to have been endangering?