I can point you can point she can point we can point you can point they can point
V-ing form
I can be pointing you can be pointing she can be pointing we can be pointing you can be pointing they can be pointing
Perfect
I can have pointed you can have pointed she can have pointed we can have pointed you can have pointed they can have pointed
V-ing perfect
I can have been pointing you can have been pointing she can have been pointing we can have been pointing you can have been pointing they can have been pointing
Negation
Simple form
I cannot point you cannot point she cannot point we cannot point you cannot point they cannot point
V-ing form
I cannot be pointing you cannot be pointing she cannot be pointing we cannot be pointing you cannot be pointing they cannot be pointing
Perfect
I cannot have pointed you cannot have pointed she cannot have pointed we cannot have pointed you cannot have pointed they cannot have pointed
V-ing perfect
I cannot have been pointing you cannot have been pointing she cannot have been pointing we cannot have been pointing you cannot have been pointing they cannot have been pointing
Interrogative form
Simple form
can I point? can you point? can she point? can we point? can you point? can they point?
V-ing form
can I be pointing? can you be pointing? can she be pointing? can we be pointing? can you be pointing? can they be pointing?
Perfect
can I have pointed? can you have pointed? can she have pointed? can we have pointed? can you have pointed? can they have pointed?
V-ing perfect
can I have been pointing? can you have been pointing? can she have been pointing? can we have been pointing? can you have been pointing? can they have been pointing?
Interro-negative form
Simple form
can I not point? can you not point? can she not point? can we not point? can you not point? can they not point?
V-ing form
can I not be pointing? can you not be pointing? can she not be pointing? can we not be pointing? can you not be pointing? can they not be pointing?
Perfect
can I not have pointed? can you not have pointed? can she not have pointed? can we not have pointed? can you not have pointed? can they not have pointed?
V-ing perfect
can I not have been pointing? can you not have been pointing? can she not have been pointing? can we not have been pointing? can you not have been pointing? can they not have been pointing?