阿摩線上測驗
7 In summer, many women stay under umbrellas or wear hats with wide brims in order to avoid _________ o UV rays.
(A)devotion
(B)exposure
(C)infection
(D)tendency
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統計： A(4), B(135), C(23), D(5), E(0) #2937069
統計： A(4), B(135), C(23), D(5), E(0) #2937069
