I could muscle you could muscle he could muscle we could muscle you could muscle they could muscle
Forma con V-ing
I could be muscling you could be muscling he could be muscling we could be muscling you could be muscling they could be muscling
Perfecto
I could have muscled you could have muscled he could have muscled we could have muscled you could have muscled they could have muscled
Perfecto con V-ing
I could have been muscling you could have been muscling he could have been muscling we could have been muscling you could have been muscling they could have been muscling
Negación
Forma simple
I couldn't muscle you couldn't muscle he couldn't muscle we couldn't muscle you couldn't muscle they couldn't muscle
Forma con V-ing
I couldn't be muscling you couldn't be muscling he couldn't be muscling we couldn't be muscling you couldn't be muscling they couldn't be muscling
Perfecto
I couldn't have muscled you couldn't have muscled he couldn't have muscled we couldn't have muscled you couldn't have muscled they couldn't have muscled
Perfecto con V-ing
I couldn't have been muscling you couldn't have been muscling he couldn't have been muscling we couldn't have been muscling you couldn't have been muscling they couldn't have been muscling
Forma interrogativa
Forma simple
could I muscle? could you muscle? could he muscle? could we muscle? could you muscle? could they muscle?
Forma con V-ing
could I be muscling? could you be muscling? could he be muscling? could we be muscling? could you be muscling? could they be muscling?
Perfecto
could I have muscled? could you have muscled? could he have muscled? could we have muscled? could you have muscled? could they have muscled?
Perfecto con V-ing
could I have been muscling? could you have been muscling? could he have been muscling? could we have been muscling? could you have been muscling? could they have been muscling?
Forma interro-negativa
Forma simple
couldn't I muscle? couldn't you muscle? couldn't he muscle? couldn't we muscle? couldn't you muscle? couldn't they muscle?
Forma con V-ing
couldn't I be muscling? couldn't you be muscling? couldn't he be muscling? couldn't we be muscling? couldn't you be muscling? couldn't they be muscling?
Perfecto
couldn't I have muscled? couldn't you have muscled? couldn't he have muscled? couldn't we have muscled? couldn't you have muscled? couldn't they have muscled?
Perfecto con V-ing
couldn't I have been muscling? couldn't you have been muscling? couldn't he have been muscling? couldn't we have been muscling? couldn't you have been muscling? couldn't they have been muscling?