【判断题】在攻守的平衡与总结陈词中,单纯通过心性的修炼就能使心态达到平衡。()
【单选题】Which of these statements is NOT true, according to the reading passage? Their journeys were long, tiring and often dangerous, so ______.
A.
they had to arm themselves with wooden sticks
B.
they protected themselves with stone clubs
C.
they had to travel in groups
D.
they never traveled at night
【判断题】快递的增值业务是指快递企业利用自身优势在提供基础业务的同时为满足客户特殊需求而提供的延伸服务。
【判断题】310. ( ) N 型硅材料稳压管二极管用 2DW 表示。
【单选题】--Must I park my car behind the cinema? --No, you . You park it here. [ ]
【单选题】Country and folk music have a lot in common, but the basic differences are:
A.
In folk , the songs are often about political issues and events, country music songs are usually about personal issues.
B.
There are many styles and subgenres of Country Music in these days.
C.
Generally speaking, country music groups are larger than folk music singing groups.
【简答题】统计总体具有三个特征,即 、 和 ,其中 是统计总体最基本的特征。
【单选题】图示正弦电路中, ,有效值 ,则总电压有效值 为( )。