I can canoe you can canoe she can canoe we can canoe you can canoe they can canoe
V-ing form
I can be canoing you can be canoing she can be canoing we can be canoing you can be canoing they can be canoing
Perfect
I can have canoed you can have canoed she can have canoed we can have canoed you can have canoed they can have canoed
V-ing perfect
I can have been canoing you can have been canoing she can have been canoing we can have been canoing you can have been canoing they can have been canoing
Negation
Simple form
I cannot canoe you cannot canoe she cannot canoe we cannot canoe you cannot canoe they cannot canoe
V-ing form
I cannot be canoing you cannot be canoing she cannot be canoing we cannot be canoing you cannot be canoing they cannot be canoing
Perfect
I cannot have canoed you cannot have canoed she cannot have canoed we cannot have canoed you cannot have canoed they cannot have canoed
V-ing perfect
I cannot have been canoing you cannot have been canoing she cannot have been canoing we cannot have been canoing you cannot have been canoing they cannot have been canoing
Interrogative form
Simple form
can I canoe? can you canoe? can she canoe? can we canoe? can you canoe? can they canoe?
V-ing form
can I be canoing? can you be canoing? can she be canoing? can we be canoing? can you be canoing? can they be canoing?
Perfect
can I have canoed? can you have canoed? can she have canoed? can we have canoed? can you have canoed? can they have canoed?
V-ing perfect
can I have been canoing? can you have been canoing? can she have been canoing? can we have been canoing? can you have been canoing? can they have been canoing?
Interro-negative form
Simple form
can I not canoe? can you not canoe? can she not canoe? can we not canoe? can you not canoe? can they not canoe?
V-ing form
can I not be canoing? can you not be canoing? can she not be canoing? can we not be canoing? can you not be canoing? can they not be canoing?
Perfect
can I not have canoed? can you not have canoed? can she not have canoed? can we not have canoed? can you not have canoed? can they not have canoed?
V-ing perfect
can I not have been canoing? can you not have been canoing? can she not have been canoing? can we not have been canoing? can you not have been canoing? can they not have been canoing?