3. 下面程序的运行结果是 　　#include 　　main（） 　　{ int a=1,b=10; 　　do 　　{b-=a;a++;}while（b--<0）; 　　printf（"a=%d,b=%d＼n",a,b）; 　　} A. a=3,b=11 B. a=2,b=8 C. a=1,b=-1 D. a=4,b=9 ...

2. Do you always understand directions on a bottle of medicine? Do you know what is meant by “Take only as directed”? Read the following directions and see if you understand them. “To reduce pain , take two t...

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3. Having raised eight children of my own, I know the dilemma (左右为难) parents face. In a world increasingly hostile to children, we want to show we care by acting on our loving impulses, which usually means spending....

1. Some years ago, a best-selling travel book told people how to travel around Europe on US$50 a day. As a young teacher, one of the biggest attractions of the job for me were the long summer holidays. I love to...