PERFECT TENSE.
Singular. Plural. 1. I may have been reading, 1. We may have been reading, 2. Thou mayst have been reading, 2. You may have been reading, 3. He may have been reading; 3. They may have been reading.
Singular. Plural. 1. I may have been reading, 1. We may have been reading, 2. Thou mayst have been reading, 2. You may have been reading, 3. He may have been reading; 3. They may have been reading.