问题标题:
Ididn'tbecauseI____afilm.(A.hadwatchedB.havewatched)怎么做C.waswatchingD.amwatching
问题描述:

Ididn'tbecauseI____afilm.(A.hadwatchedB.havewatched)怎么做

C.waswatchingD.amwatching

梁岚珍回答:
  选C
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