I can prestimulate you can prestimulate she can prestimulate we can prestimulate you can prestimulate they can prestimulate
V-ing form
I can be prestimulating you can be prestimulating she can be prestimulating we can be prestimulating you can be prestimulating they can be prestimulating
Perfect
I can have prestimulated you can have prestimulated she can have prestimulated we can have prestimulated you can have prestimulated they can have prestimulated
V-ing perfect
I can have been prestimulating you can have been prestimulating she can have been prestimulating we can have been prestimulating you can have been prestimulating they can have been prestimulating
Negation
Simple form
I can't prestimulate you can't prestimulate she can't prestimulate we can't prestimulate you can't prestimulate they can't prestimulate
V-ing form
I can't be prestimulating you can't be prestimulating she can't be prestimulating we can't be prestimulating you can't be prestimulating they can't be prestimulating
Perfect
I can't have prestimulated you can't have prestimulated she can't have prestimulated we can't have prestimulated you can't have prestimulated they can't have prestimulated
V-ing perfect
I can't have been prestimulating you can't have been prestimulating she can't have been prestimulating we can't have been prestimulating you can't have been prestimulating they can't have been prestimulating
Interrogative form
Simple form
can I prestimulate? can you prestimulate? can she prestimulate? can we prestimulate? can you prestimulate? can they prestimulate?
V-ing form
can I be prestimulating? can you be prestimulating? can she be prestimulating? can we be prestimulating? can you be prestimulating? can they be prestimulating?
Perfect
can I have prestimulated? can you have prestimulated? can she have prestimulated? can we have prestimulated? can you have prestimulated? can they have prestimulated?
V-ing perfect
can I have been prestimulating? can you have been prestimulating? can she have been prestimulating? can we have been prestimulating? can you have been prestimulating? can they have been prestimulating?
Interro-negative form
Simple form
can't I prestimulate? can't you prestimulate? can't she prestimulate? can't we prestimulate? can't you prestimulate? can't they prestimulate?
V-ing form
can't I be prestimulating? can't you be prestimulating? can't she be prestimulating? can't we be prestimulating? can't you be prestimulating? can't they be prestimulating?
Perfect
can't I have prestimulated? can't you have prestimulated? can't she have prestimulated? can't we have prestimulated? can't you have prestimulated? can't they have prestimulated?
V-ing perfect
can't I have been prestimulating? can't you have been prestimulating? can't she have been prestimulating? can't we have been prestimulating? can't you have been prestimulating? can't they have been prestimulating?