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