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【单选题】
光束经渥拉斯顿棱镜后,出只有一束,则入应为A.
自然光
B.
部分偏振光
C.
圆偏振光
D.
线偏振光
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【单选题】有以下程序： #include #define SUB(a)(a)-(a) main（ ） {int a=2，b=3，c=5，d； d=SUB(a+b)*C； printf('%d/n'，d)； } 程序运行后的输出结果是（ ）。
A.
0
B.
-l2
C.
-20
D.
10
【单选题】In this section you will hear ONE interview. The interview will be divided into TWO parts. At the end of each part, five questions will be asked about what was said. Both the interview and the questio...
A.
A . Taking an operation.
B.
Injection therapy.
C.
Blood donation.
D.
Taking medicine.
【简答题】材料： 下面是几位教师在课堂结束环节的处理方式。 在“开花和结果”教学结束环节： 师甲：就像泰戈尔说的：“果实的事业是尊贵的，花的事业是甜蜜的”。然而由花到果却是一个漫长、复杂而又艰辛的过程，尽管如此，花却深深地知道，“不经历风雨，怎么能见彩虹”。（播放背景音乐）果然功夫不负有心人，花终于炼造成果实。最后祝愿大家在花一般的年纪里，努力学习，拼搏进取，相信多年以后的你们一定会硕果累累! 在“藻类、苔...
【单选题】执行以下程序输出是: #include #define P 5 #define R (P+P) void main(void) { float a1; a1 = P* R * R; cout << "a1=" <
A.
a1= 5 5
B.
a1= 7 5
C.
a1=250
D.
a1= 500
【简答题】#include #define SA 5 #define SB SA*SA+6 main(){ int a,b; a=SA+SA/2; b=SB*5+4; printf("%d %d",a,b); }
【单选题】In this section you will hear ONE interview. The interview will be divided into TWO parts. At the end of each part, five questions will be asked about what was said. Both the interview and the questio...
A.
Two days later .
B.
Within a week .
C.
Two weeks later .
D.
It is not mentioned .
【单选题】In this section you will hear ONE interview. The interview will be divided into TWO parts. At the end of each part, five questions will be asked about what was said. Both the interview and the questio...
A.
It is reconcilable.
B.
It is contradictory.
C.
It has to be treated carefully.
D.
It is a difficult to handle.
【单选题】In this section you will hear ONE interview. The interview will be divided into TWO parts. At the end of each part, five questions will be asked about what was said. Both the interview and the questio...
A.
Hong Kong
B.
Japan.
C.
West Asia
D.
Europe.
【单选题】执行以下程序输出是: #include using namespace std; #define P 5 #define R (P+P) int main(void) { float a1; a1 = P* R * R; cout << "a1=" <
A.
a1=5 5
B.
a1= 7 5
C.
a1=250
D.
a1= 500
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