Read the sentence below and answer the question that follows. Gramps had been coaching at the local college when he quit and went to work at the bank. What is the tense of the underlined verb?

The verb phrase “had been coaching” is in the past perfect progressive tense. It combines “had been” with the verb ending in -ing to show an action that continued over a period of time before another past event: Gramps later quit and went to work at the bank.

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