Conjugación del verbo inglés
CAN INVESTIGATE

Verbo regular: investigate - investigated - investigated

Afirmación

Forma simple	Forma con V-ing
I can investigate you can investigate he can investigate we can investigate you can investigate they can investigate	I can be investigating you can be investigating he can be investigating we can be investigating you can be investigating they can be investigating
Perfecto	Perfecto con V-ing
I can have investigated you can have investigated he can have investigated we can have investigated you can have investigated they can have investigated	I can have been investigating you can have been investigating he can have been investigating we can have been investigating you can have been investigating they can have been investigating

Negación

Forma simple	Forma con V-ing
I can't investigate you can't investigate he can't investigate we can't investigate you can't investigate they can't investigate	I can't be investigating you can't be investigating he can't be investigating we can't be investigating you can't be investigating they can't be investigating
Perfecto	Perfecto con V-ing
I can't have investigated you can't have investigated he can't have investigated we can't have investigated you can't have investigated they can't have investigated	I can't have been investigating you can't have been investigating he can't have been investigating we can't have been investigating you can't have been investigating they can't have been investigating

Forma interrogativa

Forma simple	Forma con V-ing
can I investigate? can you investigate? can he investigate? can we investigate? can you investigate? can they investigate?	can I be investigating? can you be investigating? can he be investigating? can we be investigating? can you be investigating? can they be investigating?
Perfecto	Perfecto con V-ing
can I have investigated? can you have investigated? can he have investigated? can we have investigated? can you have investigated? can they have investigated?	can I have been investigating? can you have been investigating? can he have been investigating? can we have been investigating? can you have been investigating? can they have been investigating?

Forma interro-negativa

Forma simple	Forma con V-ing
can't I investigate? can't you investigate? can't he investigate? can't we investigate? can't you investigate? can't they investigate?	can't I be investigating? can't you be investigating? can't he be investigating? can't we be investigating? can't you be investigating? can't they be investigating?
Perfecto	Perfecto con V-ing
can't I have investigated? can't you have investigated? can't he have investigated? can't we have investigated? can't you have investigated? can't they have investigated?	can't I have been investigating? can't you have been investigating? can't he have been investigating? can't we have been investigating? can't you have been investigating? can't they have been investigating?