题目

 Only _______ as an interpreter（口译者）______ how important it is to learn English well.     A. when did I work；I realized           B. when I worked；I realized     C. when did I work；did I realize         D. when I worked；did I realize 答案： D  only加状语从句放在句首，要注意前不倒，后倒。故选D。

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