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【简答题】
Task 1 Good morning, everyone. It's my honor to introduce Professor Waters to you. Professor Waters is from the United States of America. She will teach us English this term. Professor Waters is an experienced teacher. She has taught English in many different countries. She is a very good teacher and she is really an expert in English teaching. She is the author of a number of books in this field. So, it is a pleasure for us to have her as our English teacher here. Now, let's welcome her to say a few words to us!
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【简答题】有一分数序列: 2/1 , 3/2 , 5/3 , 8/5 , 13/8 , 21/13 , ... 以下程序求出这个数列的前 20 项之和。 # include void main ( ) { int i, t ; float a = 2, b = 1, s = 0; for ( i = 1; i <= 20; i++ ) { s=; t=a ; a=; b=; } pri...
【单选题】以下防水卷材中,特别适合于高温地区使用的是( )。
A.
SBS改性沥青防水卷材
B.
APP改性沥青防水卷材
C.
PVC改性焦油沥青防水卷材
D.
再生胶改性沥青防水卷材
【单选题】有以下程序 #include void func(int n) { int i; for (i=0; i<=n; i++) printf("*"); printf("#"); } main( ) { func(3); printf("????"); func(4); printf("\n"); } 程序运行后的输出结果是( )。
A.
． ****#????***#
B.
． **#????*****#
C.
． ****#????*****#
D.
． ***#????****#
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