Conjugación del verbo inglés
CAN EXPRESS

Verbo regular: express - expressed - expressed

Afirmación

Forma simple	Forma con V-ing
I can express you can express he can express we can express you can express they can express	I can be expressing you can be expressing he can be expressing we can be expressing you can be expressing they can be expressing
Perfecto	Perfecto con V-ing
I can have expressed you can have expressed he can have expressed we can have expressed you can have expressed they can have expressed	I can have been expressing you can have been expressing he can have been expressing we can have been expressing you can have been expressing they can have been expressing

Negación

Forma simple	Forma con V-ing
I can't express you can't express he can't express we can't express you can't express they can't express	I can't be expressing you can't be expressing he can't be expressing we can't be expressing you can't be expressing they can't be expressing
Perfecto	Perfecto con V-ing
I can't have expressed you can't have expressed he can't have expressed we can't have expressed you can't have expressed they can't have expressed	I can't have been expressing you can't have been expressing he can't have been expressing we can't have been expressing you can't have been expressing they can't have been expressing

Forma interrogativa

Forma simple	Forma con V-ing
can I express? can you express? can he express? can we express? can you express? can they express?	can I be expressing? can you be expressing? can he be expressing? can we be expressing? can you be expressing? can they be expressing?
Perfecto	Perfecto con V-ing
can I have expressed? can you have expressed? can he have expressed? can we have expressed? can you have expressed? can they have expressed?	can I have been expressing? can you have been expressing? can he have been expressing? can we have been expressing? can you have been expressing? can they have been expressing?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I express? can't you express? can't he express? can't we express? can't you express? can't they express?	can't I be expressing? can't you be expressing? can't he be expressing? can't we be expressing? can't you be expressing? can't they be expressing?
Perfecto	Perfecto con V-ing
can't I have expressed? can't you have expressed? can't he have expressed? can't we have expressed? can't you have expressed? can't they have expressed?	can't I have been expressing? can't you have been expressing? can't he have been expressing? can't we have been expressing? can't you have been expressing? can't they have been expressing?