試卷：無年度 - 2002年8月托福閱讀#20937
| 科目：TOEFL(Test of English as a Foreign Language)托福
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試卷名稱：無年度 - 2002年8月托福閱讀#20937
科目：TOEFL(Test of English as a Foreign Language)托福
17. According to the passage, why is the Lake Wales Ridge valuable?
(A) It was originally submerged in the ocean.
(B) It is less than ten miles wide.
(C) It is located near the seashore.
(D) It has ecosystems that have long remained unchanged
阿摩線上測驗
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