I could hatch you could hatch she could hatch we could hatch you could hatch they could hatch
V-ing form
I could be hatching you could be hatching she could be hatching we could be hatching you could be hatching they could be hatching
Perfect
I could have hatched you could have hatched she could have hatched we could have hatched you could have hatched they could have hatched
V-ing perfect
I could have been hatching you could have been hatching she could have been hatching we could have been hatching you could have been hatching they could have been hatching
Negation
Simple form
I could not hatch you could not hatch she could not hatch we could not hatch you could not hatch they could not hatch
V-ing form
I could not be hatching you could not be hatching she could not be hatching we could not be hatching you could not be hatching they could not be hatching
Perfect
I could not have hatched you could not have hatched she could not have hatched we could not have hatched you could not have hatched they could not have hatched
V-ing perfect
I could not have been hatching you could not have been hatching she could not have been hatching we could not have been hatching you could not have been hatching they could not have been hatching
Interrogative form
Simple form
could I hatch? could you hatch? could she hatch? could we hatch? could you hatch? could they hatch?
V-ing form
could I be hatching? could you be hatching? could she be hatching? could we be hatching? could you be hatching? could they be hatching?
Perfect
could I have hatched? could you have hatched? could she have hatched? could we have hatched? could you have hatched? could they have hatched?
V-ing perfect
could I have been hatching? could you have been hatching? could she have been hatching? could we have been hatching? could you have been hatching? could they have been hatching?
Interro-negative form
Simple form
could I not hatch? could you not hatch? could she not hatch? could we not hatch? could you not hatch? could they not hatch?
V-ing form
could I not be hatching? could you not be hatching? could she not be hatching? could we not be hatching? could you not be hatching? could they not be hatching?
Perfect
could I not have hatched? could you not have hatched? could she not have hatched? could we not have hatched? could you not have hatched? could they not have hatched?
V-ing perfect
could I not have been hatching? could you not have been hatching? could she not have been hatching? could we not have been hatching? could you not have been hatching? could they not have been hatching?