I can implant you can implant he can implant we can implant you can implant they can implant
V-ing form
I can be implanting you can be implanting he can be implanting we can be implanting you can be implanting they can be implanting
Perfect
I can have implanted you can have implanted he can have implanted we can have implanted you can have implanted they can have implanted
V-ing perfect
I can have been implanting you can have been implanting he can have been implanting we can have been implanting you can have been implanting they can have been implanting
Negation
Simple form
I can't implant you can't implant he can't implant we can't implant you can't implant they can't implant
V-ing form
I can't be implanting you can't be implanting he can't be implanting we can't be implanting you can't be implanting they can't be implanting
Perfect
I can't have implanted you can't have implanted he can't have implanted we can't have implanted you can't have implanted they can't have implanted
V-ing perfect
I can't have been implanting you can't have been implanting he can't have been implanting we can't have been implanting you can't have been implanting they can't have been implanting
Interrogative form
Simple form
can I implant? can you implant? can he implant? can we implant? can you implant? can they implant?
V-ing form
can I be implanting? can you be implanting? can he be implanting? can we be implanting? can you be implanting? can they be implanting?
Perfect
can I have implanted? can you have implanted? can he have implanted? can we have implanted? can you have implanted? can they have implanted?
V-ing perfect
can I have been implanting? can you have been implanting? can he have been implanting? can we have been implanting? can you have been implanting? can they have been implanting?
Interro-negative form
Simple form
can't I implant? can't you implant? can't he implant? can't we implant? can't you implant? can't they implant?
V-ing form
can't I be implanting? can't you be implanting? can't he be implanting? can't we be implanting? can't you be implanting? can't they be implanting?
Perfect
can't I have implanted? can't you have implanted? can't he have implanted? can't we have implanted? can't you have implanted? can't they have implanted?
V-ing perfect
can't I have been implanting? can't you have been implanting? can't he have been implanting? can't we have been implanting? can't you have been implanting? can't they have been implanting?