I could self-pollinate you could self-pollinate he could self-pollinate we could self-pollinate you could self-pollinate they could self-pollinate
V-ing form
I could be self-pollinating you could be self-pollinating he could be self-pollinating we could be self-pollinating you could be self-pollinating they could be self-pollinating
Perfect
I could have self-pollinated you could have self-pollinated he could have self-pollinated we could have self-pollinated you could have self-pollinated they could have self-pollinated
V-ing perfect
I could have been self-pollinating you could have been self-pollinating he could have been self-pollinating we could have been self-pollinating you could have been self-pollinating they could have been self-pollinating
Negation
Simple form
I could not self-pollinate you could not self-pollinate he could not self-pollinate we could not self-pollinate you could not self-pollinate they could not self-pollinate
V-ing form
I could not be self-pollinating you could not be self-pollinating he could not be self-pollinating we could not be self-pollinating you could not be self-pollinating they could not be self-pollinating
Perfect
I could not have self-pollinated you could not have self-pollinated he could not have self-pollinated we could not have self-pollinated you could not have self-pollinated they could not have self-pollinated
V-ing perfect
I could not have been self-pollinating you could not have been self-pollinating he could not have been self-pollinating we could not have been self-pollinating you could not have been self-pollinating they could not have been self-pollinating
Interrogative form
Simple form
could I self-pollinate? could you self-pollinate? could he self-pollinate? could we self-pollinate? could you self-pollinate? could they self-pollinate?
V-ing form
could I be self-pollinating? could you be self-pollinating? could he be self-pollinating? could we be self-pollinating? could you be self-pollinating? could they be self-pollinating?
Perfect
could I have self-pollinated? could you have self-pollinated? could he have self-pollinated? could we have self-pollinated? could you have self-pollinated? could they have self-pollinated?
V-ing perfect
could I have been self-pollinating? could you have been self-pollinating? could he have been self-pollinating? could we have been self-pollinating? could you have been self-pollinating? could they have been self-pollinating?
Interro-negative form
Simple form
could I not self-pollinate? could you not self-pollinate? could he not self-pollinate? could we not self-pollinate? could you not self-pollinate? could they not self-pollinate?
V-ing form
could I not be self-pollinating? could you not be self-pollinating? could he not be self-pollinating? could we not be self-pollinating? could you not be self-pollinating? could they not be self-pollinating?
Perfect
could I not have self-pollinated? could you not have self-pollinated? could he not have self-pollinated? could we not have self-pollinated? could you not have self-pollinated? could they not have self-pollinated?
V-ing perfect
could I not have been self-pollinating? could you not have been self-pollinating? could he not have been self-pollinating? could we not have been self-pollinating? could you not have been self-pollinating? could they not have been self-pollinating?