48 In Paragraph Four, what does one refer to?
(A) A wet cloth.
(B) A volcanic eruption.
(C) An emergency mask.
(D) A long-sleeved shirt.
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統計: A(19), B(51), C(181), D(19), E(0) #1651410
統計: A(19), B(51), C(181), D(19), E(0) #1651410