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        1. While I ________to the programs, my mother ________outside.

          A.listened; was washing B.was listening; washed
          C.was listening; was washing D.was listening; is washing

          C

          解析試題分析:句意:當(dāng)我正在聽節(jié)目時,媽媽正在外面洗東西。while 后跟過去進(jìn)行時,when 后跟過去時,兩個動作同時進(jìn)行,故選C。
          考點:考查過去進(jìn)行時態(tài)。

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