I must query you must query he must query we must query you must query they must query
V-ing form
I must be querying you must be querying he must be querying we must be querying you must be querying they must be querying
Perfect
I must have queried you must have queried he must have queried we must have queried you must have queried they must have queried
V-ing perfect
I must have been querying you must have been querying he must have been querying we must have been querying you must have been querying they must have been querying
Negation
Simple form
I must not query you must not query he must not query we must not query you must not query they must not query
V-ing form
I must not be querying you must not be querying he must not be querying we must not be querying you must not be querying they must not be querying
Perfect
I must not have queried you must not have queried he must not have queried we must not have queried you must not have queried they must not have queried
V-ing perfect
I must not have been querying you must not have been querying he must not have been querying we must not have been querying you must not have been querying they must not have been querying
Interrogative form
Simple form
must I query? must you query? must he query? must we query? must you query? must they query?
V-ing form
must I be querying? must you be querying? must he be querying? must we be querying? must you be querying? must they be querying?
Perfect
must I have queried? must you have queried? must he have queried? must we have queried? must you have queried? must they have queried?
V-ing perfect
must I have been querying? must you have been querying? must he have been querying? must we have been querying? must you have been querying? must they have been querying?
Interro-negative form
Simple form
must I not query? must you not query? must he not query? must we not query? must you not query? must they not query?
V-ing form
must I not be querying? must you not be querying? must he not be querying? must we not be querying? must you not be querying? must they not be querying?
Perfect
must I not have queried? must you not have queried? must he not have queried? must we not have queried? must you not have queried? must they not have queried?
V-ing perfect
must I not have been querying? must you not have been querying? must he not have been querying? must we not have been querying? must you not have been querying? must they not have been querying?