I could crosshatch you could crosshatch she could crosshatch we could crosshatch you could crosshatch they could crosshatch
V-ing form
I could be crosshatching you could be crosshatching she could be crosshatching we could be crosshatching you could be crosshatching they could be crosshatching
Perfect
I could have crosshatched you could have crosshatched she could have crosshatched we could have crosshatched you could have crosshatched they could have crosshatched
V-ing perfect
I could have been crosshatching you could have been crosshatching she could have been crosshatching we could have been crosshatching you could have been crosshatching they could have been crosshatching
Negation
Simple form
I could not crosshatch you could not crosshatch she could not crosshatch we could not crosshatch you could not crosshatch they could not crosshatch
V-ing form
I could not be crosshatching you could not be crosshatching she could not be crosshatching we could not be crosshatching you could not be crosshatching they could not be crosshatching
Perfect
I could not have crosshatched you could not have crosshatched she could not have crosshatched we could not have crosshatched you could not have crosshatched they could not have crosshatched
V-ing perfect
I could not have been crosshatching you could not have been crosshatching she could not have been crosshatching we could not have been crosshatching you could not have been crosshatching they could not have been crosshatching
Interrogative form
Simple form
could I crosshatch? could you crosshatch? could she crosshatch? could we crosshatch? could you crosshatch? could they crosshatch?
V-ing form
could I be crosshatching? could you be crosshatching? could she be crosshatching? could we be crosshatching? could you be crosshatching? could they be crosshatching?
Perfect
could I have crosshatched? could you have crosshatched? could she have crosshatched? could we have crosshatched? could you have crosshatched? could they have crosshatched?
V-ing perfect
could I have been crosshatching? could you have been crosshatching? could she have been crosshatching? could we have been crosshatching? could you have been crosshatching? could they have been crosshatching?
Interro-negative form
Simple form
could I not crosshatch? could you not crosshatch? could she not crosshatch? could we not crosshatch? could you not crosshatch? could they not crosshatch?
V-ing form
could I not be crosshatching? could you not be crosshatching? could she not be crosshatching? could we not be crosshatching? could you not be crosshatching? could they not be crosshatching?
Perfect
could I not have crosshatched? could you not have crosshatched? could she not have crosshatched? could we not have crosshatched? could you not have crosshatched? could they not have crosshatched?
V-ing perfect
could I not have been crosshatching? could you not have been crosshatching? could she not have been crosshatching? could we not have been crosshatching? could you not have been crosshatching? could they not have been crosshatching?