The team was made of ten ____ doctors.

The team was made of ten ____ doctors.A.men B.woman C.women

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I ____ these books for three years.

I ____ these books for three years. A.bought B.have bought C.have had

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水泥混凝土路面设置垫层时,垫层施工要求有(  )。

水泥混凝土路面设置垫层时,垫层施工要求有(  )。 A.宜选用当地的砂砾或炉渣等材料 B.采用泥灰结块石 C.垫层铺筑碾压应密实、均匀 D.当日平均气温低于5℃

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城镇道路的路基填方范围内回填作业采用压路机碾压时,管涵顶面填土厚度至少为(  )mm。

城镇道路的路基填方范围内回填作业采用压路机碾压时,管涵顶面填土厚度至少为(  )mm。 A.300 B.500 C.800 D.1000

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