I have not experienced such a hurricane as Chanchu since I was a child

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I have not experienced such a hurricane as Chanchu since I was a child.

Not since I was a child have I experienced such a hurricane as Chanchu.

It was not until a child that I experienced such a hurricane as Chanchu.

I hadn’t experienced such a hurricane as Chanchu in my childhood.

Since I was a child have I experienced so terrible a hurricane as Chanchu.

Giải thích

Đáp án là A. Cấu trúc đảo ngữ với “Not since” : S + have/has + not + PII + since +phrase/ (S + V-ed).

Not since + phrase/ (S + V-ed) + have/ has + S + PII. : không làm gì kể từ khi

XI/