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问题 单项选择题

每道题包含两套图形和可供选择的四个图形。这两套图形具有某种相似性，也存在某种差异，请你从四个选项中选择你认为最适合取代问号的一个。（）

A．A

B．B

C．C

D．D

答案

参考答案：D

解析：

子图1上下翻转之后与子图2叠加形成子图3，依据此规律可见答案为D。

选择题

大胆、科学的假设与猜想是科学探究的先导和价值所在．按照氧化还原理论，在下列假设（猜想）引导下的探究，肯定没有意义的是（　　）

A．探究用硫酸亚铁受热分解制取铁红（Fe2O3）时，可能有SO2生成

B．探究硅粉与氢氧化钠溶液反应产生的气体产物可能是O2

C．探究SO2和Na2O2反应可能有Na2SO4生成

D．探究Cl2通入滴有酚酞的NaOH溶液，红色褪去的原因可能是溶液中的酸性产物或强氧化性产物造成的
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单项选择题

The nobler and more perfect a thing is, the later and slower it is becoming mature. A man reaches the mature (1) of his reasoning powers and mental faculties (2) before the age of twenty-eight; a woman at eighteen. And then, too, in the case of woman, it is the only reason of a sort--very mean in its (3) . That is why women remain children their whole life long; never seeing (4) but what is quite close to them, (5) fast to the present moment, taking appearance for (6) , and preferring (7) to matters of the first importance. For it is (8) his reasoning faculty that man does not live in the present only, (9) the brute, but looks about him and considers the past and the future; and this is the origin of (10) , as well as that of care and anxiety which so many people (11) Both the advantages and the disadvantages, which this (12) , are (13) in by the woman to a smaller extent because of her weaker power of reasoning. She may, in fact, be described as intellectually shortsighted, (14) , while she has an immediate understanding of what lies quite close to her, her field of (15) is narrow and does not reach to what is (16) ; so that things which are absent, or past, or to come, have much less effect upon women than upon men. This is the reason why women are inclined to be (17) and sometimes carry their desire to a (18) that borders upon madness. In their hearts, women think it is men’s business to earn money and theirs to spend it--if possible during their husband’s life, (19) , at any rate, after his death. The very fact that their husband hands them (20) his earnings for purposes of housekeeping strengthens them in this belief.

8（）

A. at the mercy of

B. with regard to

C. in the interests of

D. by virtue of
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