I must revalidate you must revalidate he must revalidate we must revalidate you must revalidate they must revalidate
V-ing form
I must be revalidating you must be revalidating he must be revalidating we must be revalidating you must be revalidating they must be revalidating
Perfect
I must have revalidated you must have revalidated he must have revalidated we must have revalidated you must have revalidated they must have revalidated
V-ing perfect
I must have been revalidating you must have been revalidating he must have been revalidating we must have been revalidating you must have been revalidating they must have been revalidating
Negation
Simple form
I must not revalidate you must not revalidate he must not revalidate we must not revalidate you must not revalidate they must not revalidate
V-ing form
I must not be revalidating you must not be revalidating he must not be revalidating we must not be revalidating you must not be revalidating they must not be revalidating
Perfect
I must not have revalidated you must not have revalidated he must not have revalidated we must not have revalidated you must not have revalidated they must not have revalidated
V-ing perfect
I must not have been revalidating you must not have been revalidating he must not have been revalidating we must not have been revalidating you must not have been revalidating they must not have been revalidating
Interrogative form
Simple form
must I revalidate? must you revalidate? must he revalidate? must we revalidate? must you revalidate? must they revalidate?
V-ing form
must I be revalidating? must you be revalidating? must he be revalidating? must we be revalidating? must you be revalidating? must they be revalidating?
Perfect
must I have revalidated? must you have revalidated? must he have revalidated? must we have revalidated? must you have revalidated? must they have revalidated?
V-ing perfect
must I have been revalidating? must you have been revalidating? must he have been revalidating? must we have been revalidating? must you have been revalidating? must they have been revalidating?
Interro-negative form
Simple form
must I not revalidate? must you not revalidate? must he not revalidate? must we not revalidate? must you not revalidate? must they not revalidate?
V-ing form
must I not be revalidating? must you not be revalidating? must he not be revalidating? must we not be revalidating? must you not be revalidating? must they not be revalidating?
Perfect
must I not have revalidated? must you not have revalidated? must he not have revalidated? must we not have revalidated? must you not have revalidated? must they not have revalidated?
V-ing perfect
must I not have been revalidating? must you not have been revalidating? must he not have been revalidating? must we not have been revalidating? must you not have been revalidating? must they not have been revalidating?