【单选题】What do Indians do when they meet somebody for the first time? They ___.
A.
join my palms together and smile
B.
join their palms together and smile
D.
bow and lower their eyes
【单选题】听力原文:M: When in Rome, do as the Romans do, they say. W: What do the Romans do? M: They live in Rome, of course, and go to work by car or bus. But sometimes it takes too long that way because of the tr...
B.
Salesman and customer.
D.
Employer and employee.
【单选题】在工作表中要选择多个不连续区域,在选定第一个单元格区域后,按住“( )”键不放,再选择其他区域。
【单选题】男性, 27 岁,自去年冬季以来每日发生上腹部隐痛,平时伴有恶心、打嗝、反酸,检查示幽门螺旋杆菌阳性,诊断 “ 慢性胃炎 ” ,医生针对其病情采用三联疗法治疗。三联疗法包括
【单选题】The Indians got their brothers to do something by ______ ?
A.
telling them what to do
B.
showing them how to do it
C.
making them obey the order
D.
beating them down to lower prices
【单选题】使用启动机相邻两次启动时间在()秒以上。
【单选题】男性,27岁,自去年冬季以来每日发生上腹部隐痛,平时伴有恶心、打嗝、反酸,检查示幽门螺旋杆菌阳性,诊断“慢性胃炎”,医生针对其病情采用三联疗法治疗。三联疗法包括
【单选题】使用启动机相邻两次启动时间在_______秒以上。
【多选题】对下图中各元件作用描述正确的是()
A.
C1和C2为耦合电容,起到传递交流信号同时隔断基极跟信号源之间和集电极跟负载之间的直流
B.
Rb为基本偏置电阻,作用是保证T1的发射结正偏并维持合适的静态基本电流
C.
Rc为集电极负载电阻,保证T1的集电结反偏并将集电极电流转换成电压