LiJun.YourEnglishhas的甄选

问题详情：—Hi，LiJun．YourEnglishhasimprovedsomuch．Howdidyoudoit?  —Oh，nothingdifficult．The     youworkatit，the     progressyouwillmake．   A．harder；great  B．hard；greater  C．harder；more  D．morehar...