I can pulp you can pulp he can pulp we can pulp you can pulp they can pulp
V-ing form
I can be pulping you can be pulping he can be pulping we can be pulping you can be pulping they can be pulping
Perfect
I can have pulped you can have pulped he can have pulped we can have pulped you can have pulped they can have pulped
V-ing perfect
I can have been pulping you can have been pulping he can have been pulping we can have been pulping you can have been pulping they can have been pulping
Negation
Simple form
I can't pulp you can't pulp he can't pulp we can't pulp you can't pulp they can't pulp
V-ing form
I can't be pulping you can't be pulping he can't be pulping we can't be pulping you can't be pulping they can't be pulping
Perfect
I can't have pulped you can't have pulped he can't have pulped we can't have pulped you can't have pulped they can't have pulped
V-ing perfect
I can't have been pulping you can't have been pulping he can't have been pulping we can't have been pulping you can't have been pulping they can't have been pulping
Interrogative form
Simple form
can I pulp? can you pulp? can he pulp? can we pulp? can you pulp? can they pulp?
V-ing form
can I be pulping? can you be pulping? can he be pulping? can we be pulping? can you be pulping? can they be pulping?
Perfect
can I have pulped? can you have pulped? can he have pulped? can we have pulped? can you have pulped? can they have pulped?
V-ing perfect
can I have been pulping? can you have been pulping? can he have been pulping? can we have been pulping? can you have been pulping? can they have been pulping?
Interro-negative form
Simple form
can't I pulp? can't you pulp? can't he pulp? can't we pulp? can't you pulp? can't they pulp?
V-ing form
can't I be pulping? can't you be pulping? can't he be pulping? can't we be pulping? can't you be pulping? can't they be pulping?
Perfect
can't I have pulped? can't you have pulped? can't he have pulped? can't we have pulped? can't you have pulped? can't they have pulped?
V-ing perfect
can't I have been pulping? can't you have been pulping? can't he have been pulping? can't we have been pulping? can't you have been pulping? can't they have been pulping?