题目内容

对于低档物品而言，替代效应与价格呈变动，收入效应与价格呈变动。

A. 反方向，同方向
B. 反方向，反方向
C. 同方向，反方向
D. 同方向，同方向

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在序数效应理论中，用来描述消费者偏好的曲线是______。

A. 预算约束线
B. 平均成本线
C. 无差异曲线
D. 等产量线

Are some people born clever and others born stupid Or is intelligence developed by our environment and our experiences Strangely【C1】, the answer to both these questions is yes. To some extent our intelligence is given us at birth, and no amount of special education can make a genius【C2】a child born with low intelligence. On the other hand, a child who lives in boring environment will develop his intelligence less than the one who lives in rich and varied surroundings. Thus the【C3】of a person" s intelligence are fixed at birth, but whether or not he reaches those limits will depend on his【C4】This view, not held by most experts, can be supported in a number of ways. It is easy to show that intelligence is to some extent【C5】we are born with. The closer the blood relationship between two people, the closer they are likely to be in intelligence. Thus if we take two unrelated people【C6】, it is likely that their degrees of intelligence will be completely different. If on the other hand we take two identical twins they will likely be as intelligent as each other. Relations like brothers and sisters, parents and children, usually have【C7】intelligence and this clearly suggests that intelligence depends on birth. 【C8】now that we take identical twins and put them in different environments. We might send one, for example to a university and the other to a factory where the work is boring. We would soon find differences in intelligence developing, and this indicates that environment【C9】birth plays a part. This conclusion is also suggested by the【C10】that people who live in close contact with each other,but who are not related at all, are likely to have similar degrees of intelligence. 【C6】

A. in advance
B. for effect
C. at random
D. under way

Are some people born clever and others born stupid Or is intelligence developed by our environment and our experiences Strangely【C1】, the answer to both these questions is yes. To some extent our intelligence is given us at birth, and no amount of special education can make a genius【C2】a child born with low intelligence. On the other hand, a child who lives in boring environment will develop his intelligence less than the one who lives in rich and varied surroundings. Thus the【C3】of a person" s intelligence are fixed at birth, but whether or not he reaches those limits will depend on his【C4】This view, not held by most experts, can be supported in a number of ways. It is easy to show that intelligence is to some extent【C5】we are born with. The closer the blood relationship between two people, the closer they are likely to be in intelligence. Thus if we take two unrelated people【C6】, it is likely that their degrees of intelligence will be completely different. If on the other hand we take two identical twins they will likely be as intelligent as each other. Relations like brothers and sisters, parents and children, usually have【C7】intelligence and this clearly suggests that intelligence depends on birth. 【C8】now that we take identical twins and put them in different environments. We might send one, for example to a university and the other to a factory where the work is boring. We would soon find differences in intelligence developing, and this indicates that environment【C9】birth plays a part. This conclusion is also suggested by the【C10】that people who live in close contact with each other,but who are not related at all, are likely to have similar degrees of intelligence. 【C10】

A. fact
B. event
C. condition
D. environment

Are some people born clever and others born stupid Or is intelligence developed by our environment and our experiences Strangely【C1】, the answer to both these questions is yes. To some extent our intelligence is given us at birth, and no amount of special education can make a genius【C2】a child born with low intelligence. On the other hand, a child who lives in boring environment will develop his intelligence less than the one who lives in rich and varied surroundings. Thus the【C3】of a person" s intelligence are fixed at birth, but whether or not he reaches those limits will depend on his【C4】This view, not held by most experts, can be supported in a number of ways. It is easy to show that intelligence is to some extent【C5】we are born with. The closer the blood relationship between two people, the closer they are likely to be in intelligence. Thus if we take two unrelated people【C6】, it is likely that their degrees of intelligence will be completely different. If on the other hand we take two identical twins they will likely be as intelligent as each other. Relations like brothers and sisters, parents and children, usually have【C7】intelligence and this clearly suggests that intelligence depends on birth. 【C8】now that we take identical twins and put them in different environments. We might send one, for example to a university and the other to a factory where the work is boring. We would soon find differences in intelligence developing, and this indicates that environment【C9】birth plays a part. This conclusion is also suggested by the【C10】that people who live in close contact with each other,but who are not related at all, are likely to have similar degrees of intelligence. 【C9】

A. and
B. or rather
C. as well as
D. but for