2 It is absolutely essential to do some thorough ....... before you even think of putting a new product on the market.
(A) revision
(B) research
(C) repeat
(D) return

(舊)TOEIC(Test of English for International Communication)- 103 年 - TOEIC單字測驗 59. Product Improvement#21656

答案：B
難度： 簡單

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	pretest 高三下 (2017/01/07) (A) revision 調整；檢定 (☆) ... (內容隱藏中) 查看隱藏文字

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