75. In recent years, there has been an i..-阿摩線上測驗
7Rose 國一下 (2024/06/29): In recent years, there has been an increase in environmental disasters, and scientists are unsure _____
選項分析(A) what contributes to them it is
(B) what is contributing to them
(C) what the contributions to them is
(D) who contributes to them it is
正確選項(B) what is contributing to them 文法點
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