I can confuse you can confuse he can confuse we can confuse you can confuse they can confuse
V-ing form
I can be confusing you can be confusing he can be confusing we can be confusing you can be confusing they can be confusing
Perfect
I can have confused you can have confused he can have confused we can have confused you can have confused they can have confused
V-ing perfect
I can have been confusing you can have been confusing he can have been confusing we can have been confusing you can have been confusing they can have been confusing
Negation
Simple form
I cannot confuse you cannot confuse he cannot confuse we cannot confuse you cannot confuse they cannot confuse
V-ing form
I cannot be confusing you cannot be confusing he cannot be confusing we cannot be confusing you cannot be confusing they cannot be confusing
Perfect
I cannot have confused you cannot have confused he cannot have confused we cannot have confused you cannot have confused they cannot have confused
V-ing perfect
I cannot have been confusing you cannot have been confusing he cannot have been confusing we cannot have been confusing you cannot have been confusing they cannot have been confusing
Interrogative form
Simple form
can I confuse? can you confuse? can he confuse? can we confuse? can you confuse? can they confuse?
V-ing form
can I be confusing? can you be confusing? can he be confusing? can we be confusing? can you be confusing? can they be confusing?
Perfect
can I have confused? can you have confused? can he have confused? can we have confused? can you have confused? can they have confused?
V-ing perfect
can I have been confusing? can you have been confusing? can he have been confusing? can we have been confusing? can you have been confusing? can they have been confusing?
Interro-negative form
Simple form
can I not confuse? can you not confuse? can he not confuse? can we not confuse? can you not confuse? can they not confuse?
V-ing form
can I not be confusing? can you not be confusing? can he not be confusing? can we not be confusing? can you not be confusing? can they not be confusing?
Perfect
can I not have confused? can you not have confused? can he not have confused? can we not have confused? can you not have confused? can they not have confused?
V-ing perfect
can I not have been confusing? can you not have been confusing? can he not have been confusing? can we not have been confusing? can you not have been confusing? can they not have been confusing?