22. UNESCO (the United Nations Educational, Scientific and Cultural Organization) estimates that 100,000 marine animals die each year _______ plastic pollution.
(A) with
(B) because
(C) since
(D) because of

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統計: A(32), B(20), C(16), D(342), E(0) #2430771

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聯合國教科文組織(UNESCO)估計每年...
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