Conjugação do verbo inglês
CAN GRAB

Verbo regular: grab - grabbed - grabbed

Afirmação

Forma simple	Forma com V-ing
I can grab you can grab he can grab we can grab you can grab they can grab	I can be grabbing you can be grabbing he can be grabbing we can be grabbing you can be grabbing they can be grabbing
Perfeito	Perfeito com V-ing
I can have grabbed you can have grabbed he can have grabbed we can have grabbed you can have grabbed they can have grabbed	I can have been grabbing you can have been grabbing he can have been grabbing we can have been grabbing you can have been grabbing they can have been grabbing

Negação

Forma simple	Forma com V-ing
I can't grab you can't grab he can't grab we can't grab you can't grab they can't grab	I can't be grabbing you can't be grabbing he can't be grabbing we can't be grabbing you can't be grabbing they can't be grabbing
Perfeito	Perfeito com V-ing
I can't have grabbed you can't have grabbed he can't have grabbed we can't have grabbed you can't have grabbed they can't have grabbed	I can't have been grabbing you can't have been grabbing he can't have been grabbing we can't have been grabbing you can't have been grabbing they can't have been grabbing

Forma interrogativa

Forma simple	Forma com V-ing
can I grab? can you grab? can he grab? can we grab? can you grab? can they grab?	can I be grabbing? can you be grabbing? can he be grabbing? can we be grabbing? can you be grabbing? can they be grabbing?
Perfeito	Perfeito com V-ing
can I have grabbed? can you have grabbed? can he have grabbed? can we have grabbed? can you have grabbed? can they have grabbed?	can I have been grabbing? can you have been grabbing? can he have been grabbing? can we have been grabbing? can you have been grabbing? can they have been grabbing?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I grab? can't you grab? can't he grab? can't we grab? can't you grab? can't they grab?	can't I be grabbing? can't you be grabbing? can't he be grabbing? can't we be grabbing? can't you be grabbing? can't they be grabbing?
Perfeito	Perfeito com V-ing
can't I have grabbed? can't you have grabbed? can't he have grabbed? can't we have grabbed? can't you have grabbed? can't they have grabbed?	can't I have been grabbing? can't you have been grabbing? can't he have been grabbing? can't we have been grabbing? can't you have been grabbing? can't they have been grabbing?