一、字彙【請依照句子前後文意,選出最適當的答案】
26. Scientists are concerned that the hole in the ozone layer will become even larger at a _______ speed.
(A) soothing
(B) covering
(C) frightening
(D) decreasing
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統計: A(131), B(61), C(509), D(286), E(0) #943343
統計: A(131), B(61), C(509), D(286), E(0) #943343