Shirly ________ abook about China last year, but I don’t know whether she has finished it.


  1. A.
    has beenwriting
  2. B.
    wrote
  3. C.
    haswritten
  4. D.
    waswriting
D
寫(xiě)書(shū)的動(dòng)作從去年開(kāi)始持續(xù),現(xiàn)在是否完成不得而知,但是這個(gè)動(dòng)作去年一直在進(jìn)行,應(yīng)該用過(guò)去進(jìn)行時(shí)。
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