Sixteenyearslater,in1884,theMetropolitanRailwayCompany...

問題詳情：

 Sixteen years later, in 1884, the Metropolitan Railway Company and the Metropolitan

          District Railway________ and provided underground service in the middle of the city.

          up      up         ed up      ed up

【回答】

C

知識點：動詞

題型：選擇題