Conjugação do verbo inglês
CAN GRAB

Verbo regular: grab - grabbed - grabbed

Afirmação

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