I could cross-pollinate you could cross-pollinate she could cross-pollinate we could cross-pollinate you could cross-pollinate they could cross-pollinate
Forme en V-ing
I could be cross-pollinating you could be cross-pollinating she could be cross-pollinating we could be cross-pollinating you could be cross-pollinating they could be cross-pollinating
Perfect
I could have cross-pollinated you could have cross-pollinated she could have cross-pollinated we could have cross-pollinated you could have cross-pollinated they could have cross-pollinated
Perfect en V-ing
I could have been cross-pollinating you could have been cross-pollinating she could have been cross-pollinating we could have been cross-pollinating you could have been cross-pollinating they could have been cross-pollinating
Négation
Forme simple
I couldn't cross-pollinate you couldn't cross-pollinate she couldn't cross-pollinate we couldn't cross-pollinate you couldn't cross-pollinate they couldn't cross-pollinate
Forme en V-ing
I couldn't be cross-pollinating you couldn't be cross-pollinating she couldn't be cross-pollinating we couldn't be cross-pollinating you couldn't be cross-pollinating they couldn't be cross-pollinating
Perfect
I couldn't have cross-pollinated you couldn't have cross-pollinated she couldn't have cross-pollinated we couldn't have cross-pollinated you couldn't have cross-pollinated they couldn't have cross-pollinated
Perfect en V-ing
I couldn't have been cross-pollinating you couldn't have been cross-pollinating she couldn't have been cross-pollinating we couldn't have been cross-pollinating you couldn't have been cross-pollinating they couldn't have been cross-pollinating
Forme interrogative
Forme simple
could I cross-pollinate? could you cross-pollinate? could she cross-pollinate? could we cross-pollinate? could you cross-pollinate? could they cross-pollinate?
Forme en V-ing
could I be cross-pollinating? could you be cross-pollinating? could she be cross-pollinating? could we be cross-pollinating? could you be cross-pollinating? could they be cross-pollinating?
Perfect
could I have cross-pollinated? could you have cross-pollinated? could she have cross-pollinated? could we have cross-pollinated? could you have cross-pollinated? could they have cross-pollinated?
Perfect en V-ing
could I have been cross-pollinating? could you have been cross-pollinating? could she have been cross-pollinating? could we have been cross-pollinating? could you have been cross-pollinating? could they have been cross-pollinating?
Forme interro-négative
Forme simple
couldn't I cross-pollinate? couldn't you cross-pollinate? couldn't she cross-pollinate? couldn't we cross-pollinate? couldn't you cross-pollinate? couldn't they cross-pollinate?
Forme en V-ing
couldn't I be cross-pollinating? couldn't you be cross-pollinating? couldn't she be cross-pollinating? couldn't we be cross-pollinating? couldn't you be cross-pollinating? couldn't they be cross-pollinating?
Perfect
couldn't I have cross-pollinated? couldn't you have cross-pollinated? couldn't she have cross-pollinated? couldn't we have cross-pollinated? couldn't you have cross-pollinated? couldn't they have cross-pollinated?
Perfect en V-ing
couldn't I have been cross-pollinating? couldn't you have been cross-pollinating? couldn't she have been cross-pollinating? couldn't we have been cross-pollinating? couldn't you have been cross-pollinating? couldn't they have been cross-pollinating?