Question

Write complete question in past simple? When/he/die?

Answer 1

When did he die?

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Answer 2

The complete question in the past simple tense would be: "When did he die?"

In this question, "did" is the auxiliary verb used to form the past simple tense, and "die" is the base form of the verb. This question is asking about the specific time or date at which someone (he) passed away in the past.