ought to freeze
Verbo irregular: freeze - froze- frozen

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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it ought to freeze
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it ought to be freezing
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-
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it ought to have frozen
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it ought to have been freezing
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Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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it ought not to freeze
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it ought not to freezing
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it ought not to have frozen
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- 	-
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it ought not to have been freezing
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Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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ought to it freeze?
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ought to it be freezing?
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-
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ought to it have frozen?
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ought to it have been freezing?
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Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
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ought it not to freeze?
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-
- 	-
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ought it not to be freezing?
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-
- 	-
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ought it not to have frozen?
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-
- 	-
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ought it not to have been freezing?
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