乙级城市规划设计单位不能承担哪项规划设计( )
A.50万人口以上城市总体规划编制B.各种详细规划C.研究拟定大型工程项目选址意见书D.当地各种专项规划
参考答案:A
Most schools of the Communicative Approach share the view that language is used for communication, and they are primarily concerned with the ______ rather than the structure.
A. communication B. meaningC. interaction D. participants
粗加工磨钝标准是按正常磨损阶段终了时的磨损值来制定的。( )