Past Perfect Continuous Tense
Subject + had been + Verb-INGShe had been cooking in the kitchen for hours when I got home.
Subject + had not been + Verb-INGShe had not been cooking in the kitchen for hours when I got home.
Had + Subject + been Verb-ING?Had she been cooking in the kitchen for hours when you got home?
The past perfect continuous is partly like the present perfect continuous, but it refers to a continuous action that was finished at some point in the past.
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