I can struggle you can struggle she can struggle we can struggle you can struggle they can struggle
Forma con V-ing
I can be struggling you can be struggling she can be struggling we can be struggling you can be struggling they can be struggling
Perfecto
I can have struggled you can have struggled she can have struggled we can have struggled you can have struggled they can have struggled
Perfecto con V-ing
I can have been struggling you can have been struggling she can have been struggling we can have been struggling you can have been struggling they can have been struggling
Negación
Forma simple
I cannot struggle you cannot struggle she cannot struggle we cannot struggle you cannot struggle they cannot struggle
Forma con V-ing
I cannot be struggling you cannot be struggling she cannot be struggling we cannot be struggling you cannot be struggling they cannot be struggling
Perfecto
I cannot have struggled you cannot have struggled she cannot have struggled we cannot have struggled you cannot have struggled they cannot have struggled
Perfecto con V-ing
I cannot have been struggling you cannot have been struggling she cannot have been struggling we cannot have been struggling you cannot have been struggling they cannot have been struggling
Forma interrogativa
Forma simple
can I struggle? can you struggle? can she struggle? can we struggle? can you struggle? can they struggle?
Forma con V-ing
can I be struggling? can you be struggling? can she be struggling? can we be struggling? can you be struggling? can they be struggling?
Perfecto
can I have struggled? can you have struggled? can she have struggled? can we have struggled? can you have struggled? can they have struggled?
Perfecto con V-ing
can I have been struggling? can you have been struggling? can she have been struggling? can we have been struggling? can you have been struggling? can they have been struggling?
Forma interro-negativa
Forma simple
can I not struggle? can you not struggle? can she not struggle? can we not struggle? can you not struggle? can they not struggle?
Forma con V-ing
can I not be struggling? can you not be struggling? can she not be struggling? can we not be struggling? can you not be struggling? can they not be struggling?
Perfecto
can I not have struggled? can you not have struggled? can she not have struggled? can we not have struggled? can you not have struggled? can they not have struggled?
Perfecto con V-ing
can I not have been struggling? can you not have been struggling? can she not have been struggling? can we not have been struggling? can you not have been struggling? can they not have been struggling?