may thunder
Verbo regular: thunder - thundered- thundered

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

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
it mayn't thunder
-
-
- 	-
-
it mayn't be thundering
-
-
- 	-
-
it mayn't have thundered
-
-
- 	-
-
it mayn't have been thundering
-
-
- 	

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

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
-
-
mayn't it thunder?
-
-
- 	-
-
mayn't it be thundering?
-
-
- 	-
-
mayn't it have thundered?
-
-
- 	-
-
mayn't it have been thundering?
-
-
-