【单选题】_____________ can I get to the shopping center? [ ]
【单选题】如图 2.19 所示, 一平行板电容器,极板面积为 S , 极板上带自由电荷面密度 ±σ 0 , 间距为 d ,中间以两层厚度各为 d 1 、 d 2 ,介电常数各为 ε 1 , ε 2 的电介质层充满。求 极板间电位差 U
A.
ε 1 / σ 0 d 1 + / ε 2 / σ 0 d 2
B.
d 1 / ε 1 σ 0 +d 2 / ε 2 σ 0
C.
σ 0 / ε 1 d 1 + σ 0 / ε 2 d 2
D.
σ 0 d 1 / ε 1 + σ 0 d 2 / ε 2
【单选题】如图 2.19 所示, 一平行板电容器,极板面积为 S ,间距为 d ,中间以两层厚度各为 d 1 、 d 2 ,介电常数各为 ε 1 , ε 2 的电介质层 充满 。求 电容 C ;
A.
ε 1 ε 2 S/ ε 2 d 1 + ε 1 d 2
【单选题】The young lady prefers _________ to ________ when she feels stressed.
A.
going shopping, calming down
B.
to go shopping, calm down
C.
going shopping, calm down
D.
to go shopping, calming down
【单选题】When _______ America and Britain, this famous writer said that the same language _____ the two people.
【单选题】中共中央颁布实施了修订后的《中国共产党纪律处分条例》,是在哪一年?( ) 出题人:王韦馨
【单选题】—When do you go shopping? —I usually go shopping Sunday mornings. [ ]
【单选题】When do you go shopping? ‘I usually go shopping _________ Sunday mornings .
【单选题】2015年10月,中共中央颁布实施了修订后的( )。
【简答题】Today we can use the Internet for many things: shopping, business, writing letters, talking to people, getting information and so on. In recent years, a new kind of English has grown on the Internet. ...