51. What is the passage mainly about?
(A)Food safety incidents in Asia.
(B) Food safety as a global issue.
(C) Food safety and the development level of a place.
(D)Food safety standards in European countries.
詳解 (共 1 筆)
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在過去，地理邊界嚴格地構成了一個國家。當...
私人筆記 (共 1 筆)
未解鎖
過去，地理邊界嚴格限定一個國家。當時一國...
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