Question

Use the past perfect progressive form of the verb work to complete the sentence.

Trisha _____ at the video store for only three months before she got a raise.


had been working


has been working


worked


was working

Answer 1

The correct form to complete the sentence is "had been working."

So the complete sentence is:

Trisha **had been working** at the video store for only three months before she got a raise.