Normally a person urinates A: 8 eight times per day B: 3~5 times per day C: 5~7 times per day D: 2~3 times per day

What day is September 3 in China?

下列各选项中，（）是合法的用户标识符。 A: ab B: 3day C: day-3 D: abc

执行下述语句后的结果是enum weekday {sun, mon=3, tue, wed, thu}; enum weekday day; day = wed; printf("%d ",day); A: 5 B: 3 C: 4 D: 编译时出错

用switch语句实现以下功能:定义变量day从键盘输入day的值(1~7)如果day是1,输出“今天星期一”;如果day是2,输出“今天星期二”如果day是3,输出“今天星期三”如果day是4,输出“今天星期四”如果day是5,输出"今天星期五"如果day是6,输出"今天星期六"如果day是7,输出“今天星期天”

2. It was the day before yesterday that they set out. （1）是在（2）（3） 。

运行下面这段代码的结果为________________。 int day = 3; switch(day){ case 1: case 3: case 5: System.out.print("学钢琴！"); break; case 2: System.out.print("学英语！"); default: System.out.print("去必胜客吃饭！"); }

62（） A: The day B: The next day C: In the day D: To this day

请选出最恰当的回答。--What day was yesterday?--_______________ A: Yesterday was Friday. B: At 3:00 p.m. C: Good morning! D: It's a fine day, isn't it?

Those days the number of the unemployed, especially in the big cities, kept going up almost _______. A: day to day B: all day C: day by day D: by the day