I can bulk you can bulk he can bulk we can bulk you can bulk they can bulk
V-ing form
I can be bulking you can be bulking he can be bulking we can be bulking you can be bulking they can be bulking
Perfect
I can have bulked you can have bulked he can have bulked we can have bulked you can have bulked they can have bulked
V-ing perfect
I can have been bulking you can have been bulking he can have been bulking we can have been bulking you can have been bulking they can have been bulking
Negation
Simple form
I cannot bulk you cannot bulk he cannot bulk we cannot bulk you cannot bulk they cannot bulk
V-ing form
I cannot be bulking you cannot be bulking he cannot be bulking we cannot be bulking you cannot be bulking they cannot be bulking
Perfect
I cannot have bulked you cannot have bulked he cannot have bulked we cannot have bulked you cannot have bulked they cannot have bulked
V-ing perfect
I cannot have been bulking you cannot have been bulking he cannot have been bulking we cannot have been bulking you cannot have been bulking they cannot have been bulking
Interrogative form
Simple form
can I bulk? can you bulk? can he bulk? can we bulk? can you bulk? can they bulk?
V-ing form
can I be bulking? can you be bulking? can he be bulking? can we be bulking? can you be bulking? can they be bulking?
Perfect
can I have bulked? can you have bulked? can he have bulked? can we have bulked? can you have bulked? can they have bulked?
V-ing perfect
can I have been bulking? can you have been bulking? can he have been bulking? can we have been bulking? can you have been bulking? can they have been bulking?
Interro-negative form
Simple form
can I not bulk? can you not bulk? can he not bulk? can we not bulk? can you not bulk? can they not bulk?
V-ing form
can I not be bulking? can you not be bulking? can he not be bulking? can we not be bulking? can you not be bulking? can they not be bulking?
Perfect
can I not have bulked? can you not have bulked? can he not have bulked? can we not have bulked? can you not have bulked? can they not have bulked?
V-ing perfect
can I not have been bulking? can you not have been bulking? can he not have been bulking? can we not have been bulking? can you not have been bulking? can they not have been bulking?