what is the verb tense in the sentence: "Kalman had been sleeping throughout that memorable day."

Overview of Verb Tense

The sentence "Kalman had been sleeping throughout that memorable day." features a specific verb tense that indicates an action that took place in the past.

Breakdown of the Verb Phrase

1. Identifying the verb phrase: "had been sleeping"
2. Components:
   • "had" is the past perfect auxiliary verb.
   • "been" is the past participle of "be."
   • "sleeping" is the present participle of "sleep."

Explanation of the Tense

1. Past Perfect Continuous Tense: The combination of "had been" with a present participle (sleeping) indicates the past perfect continuous tense.
2. Meaning: This tense expresses an action that started in the past, continued for a duration of time, and was still ongoing until another point in the past (in this case, "that memorable day").

Summary

The verb tense used in the sentence is the Past Perfect Continuous Tense, which describes an action that was happening continuously up until a certain point in the past.