Verbo regular: occur - occurred - occurred
Forma simple | Forma com V-ing |
I could occur you could occur she could occur we could occur you could occur they could occur | I could be occurring you could be occurring she 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 she 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 she 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 couldn't occur you couldn't occur she couldn't occur we couldn't occur you couldn't occur they couldn't occur | I couldn't be occurring you couldn't be occurring she couldn't be occurring we couldn't be occurring you couldn't be occurring they couldn't be occurring |
Perfeito | Perfeito com V-ing |
I couldn't have occurred you couldn't have occurred she couldn't have occurred we couldn't have occurred you couldn't have occurred they couldn't have occurred | I couldn't have been occurring you couldn't have been occurring she couldn't have been occurring we couldn't have been occurring you couldn't have been occurring they couldn't have been occurring |
Forma simple | Forma com V-ing |
could I occur? could you occur? could she occur? could we occur? could you occur? could they occur? | could I be occurring? could you be occurring? could she 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 she 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 she have been occurring? could we have been occurring? could you have been occurring? could they have been occurring? |
Forma simple | Forma com V-ing |
couldn't I occur? couldn't you occur? couldn't she occur? couldn't we occur? couldn't you occur? couldn't they occur? | couldn't I be occurring? couldn't you be occurring? couldn't she be occurring? couldn't we be occurring? couldn't you be occurring? couldn't they be occurring? |
Perfeito | Perfeito com V-ing |
couldn't I have occurred? couldn't you have occurred? couldn't she have occurred? couldn't we have occurred? couldn't you have occurred? couldn't they have occurred? | couldn't I have been occurring? couldn't you have been occurring? couldn't she have been occurring? couldn't we have been occurring? couldn't you have been occurring? couldn't they have been occurring? |