I can bump-start you can bump-start she can bump-start we can bump-start you can bump-start they can bump-start
V-ing form
I can be bump-starting you can be bump-starting she can be bump-starting we can be bump-starting you can be bump-starting they can be bump-starting
Perfect
I can have bump-started you can have bump-started she can have bump-started we can have bump-started you can have bump-started they can have bump-started
V-ing perfect
I can have been bump-starting you can have been bump-starting she can have been bump-starting we can have been bump-starting you can have been bump-starting they can have been bump-starting
Negation
Simple form
I can't bump-start you can't bump-start she can't bump-start we can't bump-start you can't bump-start they can't bump-start
V-ing form
I can't be bump-starting you can't be bump-starting she can't be bump-starting we can't be bump-starting you can't be bump-starting they can't be bump-starting
Perfect
I can't have bump-started you can't have bump-started she can't have bump-started we can't have bump-started you can't have bump-started they can't have bump-started
V-ing perfect
I can't have been bump-starting you can't have been bump-starting she can't have been bump-starting we can't have been bump-starting you can't have been bump-starting they can't have been bump-starting
Interrogative form
Simple form
can I bump-start? can you bump-start? can she bump-start? can we bump-start? can you bump-start? can they bump-start?
V-ing form
can I be bump-starting? can you be bump-starting? can she be bump-starting? can we be bump-starting? can you be bump-starting? can they be bump-starting?
Perfect
can I have bump-started? can you have bump-started? can she have bump-started? can we have bump-started? can you have bump-started? can they have bump-started?
V-ing perfect
can I have been bump-starting? can you have been bump-starting? can she have been bump-starting? can we have been bump-starting? can you have been bump-starting? can they have been bump-starting?
Interro-negative form
Simple form
can't I bump-start? can't you bump-start? can't she bump-start? can't we bump-start? can't you bump-start? can't they bump-start?
V-ing form
can't I be bump-starting? can't you be bump-starting? can't she be bump-starting? can't we be bump-starting? can't you be bump-starting? can't they be bump-starting?
Perfect
can't I have bump-started? can't you have bump-started? can't she have bump-started? can't we have bump-started? can't you have bump-started? can't they have bump-started?
V-ing perfect
can't I have been bump-starting? can't you have been bump-starting? can't she have been bump-starting? can't we have been bump-starting? can't you have been bump-starting? can't they have been bump-starting?