【多选题】目前,污染物排放标准的制定思路有所调整,是指( )。
A.
排放标准限值建立在经济可行的控制技术上,不分级别
B.
排放标准限值建立在经济可行的控制技术上,明确级别
C.
国家排放标准与环境质量功能区逐步脱离对应关系,由地方根据具体需要进行补充制定排入特殊保护区的排放标准
D.
继续保持国家污染物排放标准与环境质量功能区的对应关系
【单选题】I’ll go to visit my aunt in England _____ the summer holidays start..
【单选题】I can't go to Mexico this year but I'll go ______.
【简答题】Who was the best president? That we can even ask the question is thanks to George Washington who shaped the role on his own 【M1】______ battle-hewn hands. Elected unanimously, he assured the job 【M2】__...
【单选题】Our English teacher came to our school __________.