第1题: [单项选择]For an English family, the husband's duty is______. A. supporting the family while the wife is financial B. defending the family while the wife is running the home C. financial while the wife is running the home D. independent while the wife is dependent 参考答案:C 答案解析:[分析] 从文中可找出关键句“ The man's first duty…”和“responsible for her financial support”,此句意思是“男人应是女人的财政支柱”,注意
第9题: [单项选择]下列程序段的执行结果为_______。 N=0 For I=1 To 3 For J=5 To 1 Step -1 N=N+1 Next J Next I Print N;J;I A. 12 0 4 B. 15 0 4 C. 12 3 1 D. 15 3 1 参考答案:B 答案解析:[评析] 跟踪程序:外循环执行3次,内循环执行5次,循环体N=N+1一共执行了3'5=15次,故N的值应当为15。 值得注意的是:For循环的控制变量,在每次循环体执行完之后,会自动加循环步长值