Coniugazione del verbo inglese
CAN TOUGH

Verbo regolare: tough - toughed - toughed

Affermazione

Forma semplice	Forma con V-ing
I can tough you can tough he can tough we can tough you can tough they can tough	I can be toughing you can be toughing he can be toughing we can be toughing you can be toughing they can be toughing
Perfetto	Perfetto con V-ing
I can have toughed you can have toughed he can have toughed we can have toughed you can have toughed they can have toughed	I can have been toughing you can have been toughing he can have been toughing we can have been toughing you can have been toughing they can have been toughing

Negazione

Forma semplice	Forma con V-ing
I can't tough you can't tough he can't tough we can't tough you can't tough they can't tough	I can't be toughing you can't be toughing he can't be toughing we can't be toughing you can't be toughing they can't be toughing
Perfetto	Perfetto con V-ing
I can't have toughed you can't have toughed he can't have toughed we can't have toughed you can't have toughed they can't have toughed	I can't have been toughing you can't have been toughing he can't have been toughing we can't have been toughing you can't have been toughing they can't have been toughing

Forma interrogativa

Forma semplice	Forma con V-ing
can I tough? can you tough? can he tough? can we tough? can you tough? can they tough?	can I be toughing? can you be toughing? can he be toughing? can we be toughing? can you be toughing? can they be toughing?
Perfetto	Perfetto con V-ing
can I have toughed? can you have toughed? can he have toughed? can we have toughed? can you have toughed? can they have toughed?	can I have been toughing? can you have been toughing? can he have been toughing? can we have been toughing? can you have been toughing? can they have been toughing?

Forma interro-negativa

Forma semplice	Forma con V-ing
can't I tough? can't you tough? can't he tough? can't we tough? can't you tough? can't they tough?	can't I be toughing? can't you be toughing? can't he be toughing? can't we be toughing? can't you be toughing? can't they be toughing?
Perfetto	Perfetto con V-ing
can't I have toughed? can't you have toughed? can't he have toughed? can't we have toughed? can't you have toughed? can't they have toughed?	can't I have been toughing? can't you have been toughing? can't he have been toughing? can't we have been toughing? can't you have been toughing? can't they have been toughing?