I can demystify you can demystify she can demystify we can demystify you can demystify they can demystify
V-ing form
I can be demystifying you can be demystifying she can be demystifying we can be demystifying you can be demystifying they can be demystifying
Perfect
I can have demystified you can have demystified she can have demystified we can have demystified you can have demystified they can have demystified
V-ing perfect
I can have been demystifying you can have been demystifying she can have been demystifying we can have been demystifying you can have been demystifying they can have been demystifying
Negation
Simple form
I cannot demystify you cannot demystify she cannot demystify we cannot demystify you cannot demystify they cannot demystify
V-ing form
I cannot be demystifying you cannot be demystifying she cannot be demystifying we cannot be demystifying you cannot be demystifying they cannot be demystifying
Perfect
I cannot have demystified you cannot have demystified she cannot have demystified we cannot have demystified you cannot have demystified they cannot have demystified
V-ing perfect
I cannot have been demystifying you cannot have been demystifying she cannot have been demystifying we cannot have been demystifying you cannot have been demystifying they cannot have been demystifying
Interrogative form
Simple form
can I demystify? can you demystify? can she demystify? can we demystify? can you demystify? can they demystify?
V-ing form
can I be demystifying? can you be demystifying? can she be demystifying? can we be demystifying? can you be demystifying? can they be demystifying?
Perfect
can I have demystified? can you have demystified? can she have demystified? can we have demystified? can you have demystified? can they have demystified?
V-ing perfect
can I have been demystifying? can you have been demystifying? can she have been demystifying? can we have been demystifying? can you have been demystifying? can they have been demystifying?
Interro-negative form
Simple form
can I not demystify? can you not demystify? can she not demystify? can we not demystify? can you not demystify? can they not demystify?
V-ing form
can I not be demystifying? can you not be demystifying? can she not be demystifying? can we not be demystifying? can you not be demystifying? can they not be demystifying?
Perfect
can I not have demystified? can you not have demystified? can she not have demystified? can we not have demystified? can you not have demystified? can they not have demystified?
V-ing perfect
can I not have been demystifying? can you not have been demystifying? can she not have been demystifying? can we not have been demystifying? can you not have been demystifying? can they not have been demystifying?