阿摩線上測驗
15. Using oysters as natural ________ , the project aims to clean up the water in the New York Harbor, which has been polluted and depleted of marine life for years.
(A) purifiers
(B) purifies
(C) purifications
(D) purities
答案：登入後查看
統計： A(130), B(48), C(86), D(23), E(0) #2310652
統計： A(130), B(48), C(86), D(23), E(0) #2310652
詳解 (共 2 筆)
yue (不販資料有販售請留言)(已上榜暫不更新)
#4671012
(A) purifiers er有器具方法的意思
(B) purifies 淨化動詞
(C) purifications 淨化名詞
(D) purities 純度
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