ought to thunder
Verbo regular: thunder - thundered- thundered

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
it ought to thunder
-
-
- 	-
-
it ought to be thundering
-
-
- 	-
-
it ought to have thundered
-
-
- 	-
-
it ought to have been thundering
-
-
- 	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
it ought not to thunder
-
-
- 	-
-
it ought not to thundering
-
-
- 	-
-
it ought not to have thundered
-
-
- 	-
-
it ought not to have been thundering
-
-
- 	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
ought to it thunder?
-
-
- 	-
-
ought to it be thundering?
-
-
- 	-
-
ought to it have thundered?
-
-
- 	-
-
ought to it have been thundering?
-
-
- 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
ought it not to thunder?
-
-
- 	-
-
ought it not to be thundering?
-
-
- 	-
-
ought it not to have thundered?
-
-
- 	-
-
ought it not to have been thundering?
-
-
-