Conjugação do verbo inglês
CAN SKATE

Verbo regular: skate - skated - skated

Afirmação

Forma simple	Forma com V-ing
I can skate you can skate he can skate we can skate you can skate they can skate	I can be skating you can be skating he can be skating we can be skating you can be skating they can be skating
Perfeito	Perfeito com V-ing
I can have skated you can have skated he can have skated we can have skated you can have skated they can have skated	I can have been skating you can have been skating he can have been skating we can have been skating you can have been skating they can have been skating

Negação

Forma simple	Forma com V-ing
I can't skate you can't skate he can't skate we can't skate you can't skate they can't skate	I can't be skating you can't be skating he can't be skating we can't be skating you can't be skating they can't be skating
Perfeito	Perfeito com V-ing
I can't have skated you can't have skated he can't have skated we can't have skated you can't have skated they can't have skated	I can't have been skating you can't have been skating he can't have been skating we can't have been skating you can't have been skating they can't have been skating

Forma interrogativa

Forma simple	Forma com V-ing
can I skate? can you skate? can he skate? can we skate? can you skate? can they skate?	can I be skating? can you be skating? can he be skating? can we be skating? can you be skating? can they be skating?
Perfeito	Perfeito com V-ing
can I have skated? can you have skated? can he have skated? can we have skated? can you have skated? can they have skated?	can I have been skating? can you have been skating? can he have been skating? can we have been skating? can you have been skating? can they have been skating?

Forma interro-Negação

Forma simple	Forma com V-ing
can't I skate? can't you skate? can't he skate? can't we skate? can't you skate? can't they skate?	can't I be skating? can't you be skating? can't he be skating? can't we be skating? can't you be skating? can't they be skating?
Perfeito	Perfeito com V-ing
can't I have skated? can't you have skated? can't he have skated? can't we have skated? can't you have skated? can't they have skated?	can't I have been skating? can't you have been skating? can't he have been skating? can't we have been skating? can't you have been skating? can't they have been skating?