0E0WW00WW00W00T0000W0000050000030T0W700t上3W000WWWW0000WF-300-309W0W00003N00000m0+070+WTWW00++00E0-0E00W0+WUL0-00+000W0+0W03+W-WWHW300TL0元+上W0UL00WW0+L03030+L00+WW+三000T0入 相关知识点: 试题来源: 解析 (1).【答案】a【解析】本句考查的是固定短语:try hard to do sth ....