【单选题】设 x=4 , y=8 , z=7 ,则表达式 xz) Or z
【单选题】Yunnan is famous ________ its tourism.
【单选题】第14题 (单选题) 在成本分配观下,根据作业消耗资源,成本对象消耗作业的原理,( )就成为资源和成本对象的中介。
【简答题】用括号内所给词汇的正确形式填空。 Shilin in Yunnan Province is famous for its (beauty) ______ rock formations and this scenery draws many travelers every year.