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【单选题】
平面波从自由空间( )垂直入射到理想介质( )表面,以下说法不正确的为( )。A.
时，反射波电场与入射波电场同相
B.
时，反射波电场与入射波电场反相
C.
透射波电场与入射波电场始终反相
D.
反射系数R与传输系数T满足关系式T=1+R
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举一反三
【单选题】The first paragraph of this passage is ______.
A.
a first person account
B.
a dramatic account
C.
an understatement
D.
a scientific finding
【单选题】Moyan is the first Chinese person ________ the Nobel Prize in Literature. It’s the first time the Chinese people _________ such great achievements in this field.
A.
to win; have achieved
B.
to win; to achieve
C.
has won; have achieved
D.
has won; to achieve
【单选题】What did the man claim to be?
A.
The first person to climb Nanga Parbat alone.
B.
The first person to climb the Himalayas with the Alpine style.
C.
The first person to reach the highest point of the Himalayas.
D.
The first person to climb the Himalayas in winter.
【单选题】Do liars use more first person or third person pronouns?
A.
first person
B.
third person
C.
equal ratio
【单选题】下列变量定义中,正确的是( ) Which is the correct variable declaration.
A.
String s='test';
B.
int i=6554768466;
C.
char c="k";
D.
double d=34.123;
【单选题】房地产组合投资管理的主要工作不包括( )。
A.
制定并执行组合投资策略
B.
与投资者沟通并制定组合投资的目标和投资准则
C.
评估资产管理公司的表现
D.
设计和调整房地产资产的资本结构
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