I can adhere you can adhere she can adhere we can adhere you can adhere they can adhere
V-ing form
I can be adhering you can be adhering she can be adhering we can be adhering you can be adhering they can be adhering
Perfect
I can have adhered you can have adhered she can have adhered we can have adhered you can have adhered they can have adhered
V-ing perfect
I can have been adhering you can have been adhering she can have been adhering we can have been adhering you can have been adhering they can have been adhering
Negation
Simple form
I cannot adhere you cannot adhere she cannot adhere we cannot adhere you cannot adhere they cannot adhere
V-ing form
I cannot be adhering you cannot be adhering she cannot be adhering we cannot be adhering you cannot be adhering they cannot be adhering
Perfect
I cannot have adhered you cannot have adhered she cannot have adhered we cannot have adhered you cannot have adhered they cannot have adhered
V-ing perfect
I cannot have been adhering you cannot have been adhering she cannot have been adhering we cannot have been adhering you cannot have been adhering they cannot have been adhering
Interrogative form
Simple form
can I adhere? can you adhere? can she adhere? can we adhere? can you adhere? can they adhere?
V-ing form
can I be adhering? can you be adhering? can she be adhering? can we be adhering? can you be adhering? can they be adhering?
Perfect
can I have adhered? can you have adhered? can she have adhered? can we have adhered? can you have adhered? can they have adhered?
V-ing perfect
can I have been adhering? can you have been adhering? can she have been adhering? can we have been adhering? can you have been adhering? can they have been adhering?
Interro-negative form
Simple form
can I not adhere? can you not adhere? can she not adhere? can we not adhere? can you not adhere? can they not adhere?
V-ing form
can I not be adhering? can you not be adhering? can she not be adhering? can we not be adhering? can you not be adhering? can they not be adhering?
Perfect
can I not have adhered? can you not have adhered? can she not have adhered? can we not have adhered? can you not have adhered? can they not have adhered?
V-ing perfect
can I not have been adhering? can you not have been adhering? can she not have been adhering? can we not have been adhering? can you not have been adhering? can they not have been adhering?