【多选题】根据《旅游安全管理办法》规定,旅游经营者的安全义务有( )。
【多选题】多选题难度 : 简单 分值 : 题目 : 下列选项中 , 关于节约里程法表述正确的包括 ( ) 。 选项
A.
节约里程法可以同时确定路线和经过各站点顺序 , 能处理有众多约束条件的实际问题
D.
节约里程法每次合并时都要计算所节约距离 , 节约距离最多的站点须纳入现有路线
【单选题】Which of the following specific purpose statements is from a persuasive speech seeking passive agreement?
A.
To persuade my audience to boycott coffee from plantations that damage the rainforests.
B.
To persuade my audience to sign organ donor cards.
C.
To persuade my audience to vote in the next local election.
D.
To persuade my audience that the campus library should be open 24 hours a day.
【多选题】多选题难度 : 简单 分值: 题目 : 下列选项中,关于节约里程法表述正确的包括( )。
A.
节约里程法可以同时确定路线和经过各站点顺序,能处理有众多约束条件的实际问题
C.
、节约里程法第一步是虚拟路线里程是最长的路线
D.
节约里程法每次合并时都要计算所节约距离,节约距离最多的站点必须纳入现有路线
【简答题】vi. 依赖,依靠,信赖 r__________
【单选题】Which of the following specific purpose statements is from a persuasive speech seeking passive agreement?
A.
To persuade my audience to sign organ donor cards.
B.
To persuade my audience to vote in the next local election.
C.
To persuade my audience to boycott coffee from plantations that damage the rainforests.
D.
To persuade my audience that the campus library should be open 24 hours a day.
【单选题】Object类的()方法用于比较两个对象是否相等,相等返回true?( )
【判断题】秦汉时期是中国古代学术思想最为开放、流派创建最为众多的黄金时代。