問題詳情
4. Failure to take preventive measures against pollution may eventually _____ a threat to human survival.
(A) make
(B)pull
(C) reject
(D) pose
(A) make
(B)pull
(C) reject
(D) pose
參考答案
答案：D
難度：適中0.411765
統計：A(7),B(1),C(1),D(7),E(0)
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