【单选题】听力原文: The World Bank says air pollution is one of the worst environmental problems in large cities around the world. Air pollution causes breathing problems. It also threatens crop production in farm ...
C.
Both the buyer and the seller.
【简答题】The factory tried its best to keep pollution at a minimum. (英译汉)
【单选题】一肾功能衰竭患者血气分析可见:pH 7.28,PaC023.7kPa(28mmHg),HC0317mmol/L,最可能的酸碱平衡紊乱类型是( )
【单选题】一肾衰竭患者血气分析可见:pH 7.28,PaCO2 3.7 kPa(28mmHg),HCO3_17mmol/L,最可能的酸碱平衡紊乱类型是
【简答题】A ir pollution is more serious than water pollution.英译汉
【单选题】38岁女性,活动后心悸、气喘1年余,查体轻度贫血,心率快,律整,胸骨右缘第2肋间闻及响亮而粗糙的收缩期杂音(3/6级),首先应想到的疾病为