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【单选题】
B篇阅读 Do you love holidays but hate the increase in weight? You are not alone . Holidays are happy days with pleasure and delicious foods. Many people, however, are worried about the weight that comes along with these delicious foods . With proper planning, though, it is possible to control your weight. The idea is to enjoy the holidays but not to eat too much. You don't have to turn away from the foods that you enjoy. The following suggestions may be of some help to you . Don't miss meals. Before you leave home for a feast (宴会) , have a small, low - fat snack. This may help to keep you from getting too excited before delicious foods . Begin with clear soup and fruit or vegetables. A large glass of water before you eat may help you feel full . Use a small plate. A large plate will encourage you to have more than enough . Better not have high - fat foods. Dishes that look oily or creamy have much fat in them . Choose lean meat. Fill your plate with salad and green vegetables . If you have a sweet tooth, try mints (薄荷) and fruit. They don't have fat content as cream and chocolate . Don't let exercise take a break during the holidays. A 20 - minute walk after a meal can help burn off excess (多余的) calories .(回答25-28题) 25.Holidays are happy days with pleasure but they may_____ .
A.
bring weight problems
B.
bring you much trouble in your life
C.
make you worried about your foods
D.
make you hate delicious foods
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【简答题】对下述程序的判断中,正确的是( )。 A)此程序循环接收字符串并输出,直到接收到字符串“the end”为止 B)此程序循环接收字符串,接收到字符串“the end”则输出,否则程序终止 C)此程序循环接收字符串并输出,直到接收字符串“the end”为止,但因为代码有错误,程序不能正常工作 D)此程序循环接收字符串并将其连接在一起,直到接收字符串“the end”为止,输出连接在一起的字符串
【简答题】对下述程序的判断中,正确的是( )。 A)此程序循环接收字符串并输出,直到接收到字符串“the end”为止 B)此程序循环接收字符串,接收到字符串“the end”则输出,否则程序终止 C)此程序循环接收字符串并输出,直到接收字符串“the end”为止,但因为代码有错误,程序不能正常工作 D)此程序循环接收字符串并将其连接在一起,直到接收字符串“the end”为止,输出连接在一起的字符串
【简答题】决策树,是树型决策法的基本结构模型,它由 、方案分枝、状态结点、概率分枝和结果点等要素构成 。
【单选题】关于该多阶段决策问题的基本要素错误的是
A.
阶段数为2或者3。
B.
状态变量为下一步要去的点。
C.
状态变量为当前的点。
D.
决策变量为选择的边。
【多选题】决策的基本要素是
A.
决策者:
B.
可供选择的方案;
C.
自然状态;
D.
自然状态概率;
E.
损益值:
【判断题】过拟合发生在模型太过偏向训练数据时。
A.
正确
B.
错误
【简答题】决策的基本要素是
【单选题】END1是()指令。
A.
顺序开始
B.
调用
C.
返回
D.
顺序结束
【判断题】过拟合发生在模型太过偏向训练数据时。
A.
正确
B.
错误
【单选题】畜禽肉中含量最丰富的化学成分是
A.
蛋白质
B.
脂肪
C.
碳水化合物
D.
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