問題詳情

1. I studied English with John.(句尾加入 at that time)

參考答案

答案:D
難度:困難0.39267
統計:A(8),B(13),C(79),D(75),E(0) #
個人:尚未作答書單:the stages of writing、Productive skills、倒流效應Backwash Effect=回沖效應 Washback Effect

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