Conjugación del verbo inglés COULD RAIN
Verbo regular: rain - rained - rained
Afirmación
Forma simple
--
it could rain
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Forma con V-ing
--
it could be raining
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Perfecto
--
it could have rained
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Perfecto con V-ing
--
it could have been raining
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Negación
Forma simple
--
it couldn't rain
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Forma con V-ing
--
it couldn't be raining
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Perfecto
--
it couldn't have rained
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Perfecto con V-ing
--
it couldn't have been raining
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Forma interrogativa
Forma simple
--
could it rain?
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Forma con V-ing
--
could it be raining?
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Perfecto
--
could it have rained?
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Perfecto con V-ing
--
could it have been raining?
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Forma interro-negativa
Forma simple
--
couldn't it rain?
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Forma con V-ing
--
couldn't it be raining?
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Perfecto
--
couldn't it have rained?
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Perfecto con V-ing
--
couldn't it have been raining?
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