Bộ 10 đề ôn thi học sinh giỏi Tiếng anh lớp 9 có đáp án (Đề 7)

Never________ such a magnificent firework display. A. have I seen before B. have before seen I C. have before I seen D. before have I seen

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Never________ such a magnificent firework display.

have I seen before

have before seen I

have before I seen

before have I seen

Giải thích

Chọn đáp án D