[問題] 一題考題請教

[chensir (Stephanie)]

      Miss Hsieh's love has given me a good example to follow

      when I ______ my job.

      (A) did   (B) am doing (C) have done (D) am going to do



         這題的答案是B,我想請問為何要用現在進行式呢?

          謝謝回答

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