Verbo regular: occur - occurred - occurred
Forma simple | Forma com V-ing |
I could occur you could occur he could occur we could occur you could occur they could occur | I could be occurring you could be occurring he could be occurring we could be occurring you could be occurring they could be occurring |
Perfeito | Perfeito com V-ing |
I could have occurred you could have occurred he could have occurred we could have occurred you could have occurred they could have occurred | I could have been occurring you could have been occurring he could have been occurring we could have been occurring you could have been occurring they could have been occurring |
Forma simple | Forma com V-ing |
I could not occur you could not occur he could not occur we could not occur you could not occur they could not occur | I could not be occurring you could not be occurring he could not be occurring we could not be occurring you could not be occurring they could not be occurring |
Perfeito | Perfeito com V-ing |
I could not have occurred you could not have occurred he could not have occurred we could not have occurred you could not have occurred they could not have occurred | I could not have been occurring you could not have been occurring he could not have been occurring we could not have been occurring you could not have been occurring they could not have been occurring |
Forma simple | Forma com V-ing |
could I occur? could you occur? could he occur? could we occur? could you occur? could they occur? | could I be occurring? could you be occurring? could he be occurring? could we be occurring? could you be occurring? could they be occurring? |
Perfeito | Perfeito com V-ing |
could I have occurred? could you have occurred? could he have occurred? could we have occurred? could you have occurred? could they have occurred? | could I have been occurring? could you have been occurring? could he have been occurring? could we have been occurring? could you have been occurring? could they have been occurring? |
Forma simple | Forma com V-ing |
could I not occur? could you not occur? could he not occur? could we not occur? could you not occur? could they not occur? | could I not be occurring? could you not be occurring? could he not be occurring? could we not be occurring? could you not be occurring? could they not be occurring? |
Perfeito | Perfeito com V-ing |
could I not have occurred? could you not have occurred? could he not have occurred? could we not have occurred? could you not have occurred? could they not have occurred? | could I not have been occurring? could you not have been occurring? could he not have been occurring? could we not have been occurring? could you not have been occurring? could they not have been occurring? |