Verbo regular: strengthen - strengthened - strengthened
Forma simple | Forma com V-ing |
I can strengthen you can strengthen he can strengthen we can strengthen you can strengthen they can strengthen | I can be strengthening you can be strengthening he can be strengthening we can be strengthening you can be strengthening they can be strengthening |
Perfeito | Perfeito com V-ing |
I can have strengthened you can have strengthened he can have strengthened we can have strengthened you can have strengthened they can have strengthened | I can have been strengthening you can have been strengthening he can have been strengthening we can have been strengthening you can have been strengthening they can have been strengthening |
Forma simple | Forma com V-ing |
I can't strengthen you can't strengthen he can't strengthen we can't strengthen you can't strengthen they can't strengthen | I can't be strengthening you can't be strengthening he can't be strengthening we can't be strengthening you can't be strengthening they can't be strengthening |
Perfeito | Perfeito com V-ing |
I can't have strengthened you can't have strengthened he can't have strengthened we can't have strengthened you can't have strengthened they can't have strengthened | I can't have been strengthening you can't have been strengthening he can't have been strengthening we can't have been strengthening you can't have been strengthening they can't have been strengthening |
Forma simple | Forma com V-ing |
can I strengthen? can you strengthen? can he strengthen? can we strengthen? can you strengthen? can they strengthen? | can I be strengthening? can you be strengthening? can he be strengthening? can we be strengthening? can you be strengthening? can they be strengthening? |
Perfeito | Perfeito com V-ing |
can I have strengthened? can you have strengthened? can he have strengthened? can we have strengthened? can you have strengthened? can they have strengthened? | can I have been strengthening? can you have been strengthening? can he have been strengthening? can we have been strengthening? can you have been strengthening? can they have been strengthening? |
Forma simple | Forma com V-ing |
can't I strengthen? can't you strengthen? can't he strengthen? can't we strengthen? can't you strengthen? can't they strengthen? | can't I be strengthening? can't you be strengthening? can't he be strengthening? can't we be strengthening? can't you be strengthening? can't they be strengthening? |
Perfeito | Perfeito com V-ing |
can't I have strengthened? can't you have strengthened? can't he have strengthened? can't we have strengthened? can't you have strengthened? can't they have strengthened? | can't I have been strengthening? can't you have been strengthening? can't he have been strengthening? can't we have been strengthening? can't you have been strengthening? can't they have been strengthening? |