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【单选题】
消费者剩余是A.
消费过剩的商品
B.
消费者得到的总效用
C.
支出货币的总效用
D.
消费者购买商品所得到的总效用减去支出的货币总效用
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举一反三
【判断题】Inflection means forming a new word by adding an element such as an affix. ()
A.
正确
B.
错误
【单选题】My brother_________ Beijing many times. He __________ Nanjing for a week.
A.
has been to, has gone to
B.
has been to, has been in
C.
has gone to , has been in
D.
has gone to, has been in
【单选题】My brother ______ the army for three years.
A.
has been in
B.
had entered
C.
has joined
D.
was last seeing
【简答题】You look up a new word in it.
【简答题】编写程序求1!+2!+3!+...+20!(即1+2+6+24+120+...+20!)的和。 int main() { double sum=0,term=1;//阶乘超出int范围定义为double /*请将本函数补充完整,并调试运行*/ printf("1!+2!+...+20!=%.0f",sum); return 0; }
【简答题】计算阶乘和:sum=1!+2!+3!+....+n!。 其中n由用户输入,且满足1<=n<=20,输出格式用%e。 示例: 输入格式:6 输出格式:8.730000e+002 (注意:输出格式控制符用%e)
【单选题】Metaphor means
A.
The new meaning of a word is derived from having the opposite meaning.
B.
The new meaning of a word is derived from comparing one thing to another for some features.
C.
The new meaning of a word is derived from putting a new thing into the same category.
D.
The new meaning of a word is derived from a word having many meanings.
【单选题】My brother has studied in ______ Qinghua University for two years. It’s ______ famous university in the world. [ ]
A.
/ , the
B.
the, a
C.
the, /
D.
/ , a
【简答题】// 【E6_6.c】 求和1!+2!+3!+4!+...10! #include #include void main() { int num; // num = 1~10 int fac; //存放每一个n的阶乘 int sum = 0; //存放和值 int n; for(num=1; num=1) { fac = fac * n; n = 【空2】; } sum = 【空3】; ...
【简答题】______is a relatively complex form. of compounding in which a new word is formed by joining the initial part of one word and the final part of another word. For example, the English word smog is made ...
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