Which of the following is not mentioned as the reason of drinking and using drugs in the passage()
A. the selling of alcohol and drugs
B. pressure from their parents and relatives
C. curiosity
D. their eagerness to experience what is not permissible to them
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The paragraph following the passage will most probably discuss ______ .
A. examples of successful young men
B. how to build up one's position in society
C. joys and pains of old people
D. what to do when one has problems in life
According to the passage, dogs and cats ______ .
A. as well as human beings cannot see some colours
B. have fewer cones than human beings
C. have less rods than human beings
D. can see colours as well as human beings
若有如下程序; main() char *p="china"; p+=1; printf("%d\n",p); 则程序运行后的输出结果是 ( )
A. china
B. 字符h的地址
C. hina
D. 字符h的ASCII码值
下述程序段的执行结果是 ( ) #include<stdio.h> void main() int x; for(x=1; x<=100; x++) if(++x%3==0) if(++x%4==0) if(++x%7==0) printf("%d",x);
A. 75
B. 76
C. 77
D. 84