The correct word for the sentence is Had. Thus, the complete sentence will be:
- Had you ever visited London when you moved there?
What is a Past Participle?
A past participle refers to an action that began and ended in the past. Had can either be a past tense or past participle.
In this case, it serves as a past participle because it describes an action that started and finished in the past.
Learn more about past participles here:
https://brainly.com/question/1493562
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