有如下程序#include main( ){int x = 072;printf("X=%d.\n", x+1);}程序运行后的输出结果是( )
A. X=59.
B. X=115
C. X=73
D. X=72.
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以下程序段中的变量已定义为int类型sum = pad = 5; pAd = sum++, pAd++, ++pAd;printf( "%d\n", pad );程序段的输出结果是( )
A. 5
B. 6
C. 4
D. 程序出错
If you are _______ with travel dates, you may get cheaper flight tickets.
A. flexible
B. inflexible
C. prepared
D. unprepared
You may take public _______ when you travel in Europe, such as trains or subways.
A. bus
B. trip
C. way
D. transport
Before you set out, you may make a detailed travel _______ or turn to a travel agent for professional advice.
A. disappointment
B. arrangement
C. argument
D. document