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