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        1. — Alan, it’s late. Why not go to bed?
          — Jenny hasn’t come back yet. I ______ for her.

          A.waitedB.have waited
          C.a(chǎn)m waitingD.was waiting

          C

          解析試題分析:句意:--艾倫,時間太晚了。--珍妮還沒有回來。我正在等她。分析:詢問的時候,動作正在進行,運用現(xiàn)在進行時,構(gòu)成be doing.故選 C
          考點:考查動詞時態(tài)。

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