【单选题】Which of the following is the study of language and social classes, ethnic groups and genders?
B.
Comparative linguistics
C.
Educational Linguistics
【单选题】( )Which of the following about groups is true?
A.
You need five or more people to be considered a work group.
B.
The definition of groups suggests that a group is two or more people together for any reason.
C.
Groups can be either formal or informal.
D.
Formal groups are aimed at specific social agendas.
【单选题】群障责任单位按()的原则,快速处理故障。
【单选题】船舶使用的每条消防水带应配有一支水枪和必要的接头,用于其他处所和开敞甲板的不得超过()米。
【单选题】People are often influenced by reference groups to which they do not belong. ________ refer to groups to which an individual wishes to belong.
【单选题】在80C51单片机中,当有压入或弹出堆栈操作时,SP的内容将随之增大或减小;程序计数器PC的内容将始终指示下一条将要执行指令的地址,所以只要改变PC的内容将改变程序的运行路径。SP的内容与PC的内容( )。
【多选题】“障”为遮蔽之意,中医学将“障”按其部位分为()。
【单选题】船舶使用的每条消防水带应配有一支水枪和必要的接头,用于最大型宽超过30米船舶的开敞甲板的不得超过()米。
【单选题】为了向顾客说明手表防水性能好,将手表放在水中,然后交给顾客检验,这是( )。