問題詳情

When playing on the beach in the summer season, swimmers should protect themselves from the sun’s ultraviolet (UV) light, _____ may cause skin cancer on human beings.
(A) which
(B) that
(C) such
(D) what

參考答案

答案:A
難度:簡單0.833333
統計:A(50),B(6),C(1),D(2),E(0)

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