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【多选题】
Which of the following are among the five species of grains domesticated in China?A.
Rice.
B.
Broomcorn.
C.
Wheat.
D.
Millet.
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】创新性发展传统文化，就是要按照时代的新进步新进展，对中华优秀传统文化的内涵加以()，增强其影响力和感召力。
A.
继承、改造、激活
B.
补充、拓展、完善
C.
继承、更新、发扬
D.
辨别、选择、继承
【单选题】The consumer is in equilibrium when
A.
MRT = MRS.
B.
Px/Py. = MUx/MUy.
C.
the budget line is tangent to the indifference curve at the bundle chosen.
D.
All of the above.
【单选题】In consumer equilibrium:
A.
the average utility from each dollar spent is the same.
B.
total utility cannot be increased by reallocating spending among the goods consumed.
C.
total utility obtained from the consumption of each product is at a maximum.
D.
the marginal utility from the last unit of each good consumed is the same.
【简答题】某用户跟维修电工反映:“家里的电器都不能工作”,维修电工到她家用验电笔检查发现,检测到火线验电笔都不亮的,请你准确判断电路的故障是( )。A. 漏电 B. 进户L、N线短路 C. 进户L线断路 D. 进户N线断路
【单选题】In a budget line/indifference curve diagram, at the consumer equilibrium
A.
any movement upward or downward on the budget line will move the consumer to a less preferred point.
B.
any movement to the northeast to higher indifference curves moves the consumer to a less preferred point.
C.
the slope of the budget line is as much larger as possible than the marginal rate of substitution.
D.
All of the above statements are correct.
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