A中as a result of several improvements in blowing machinery and because coal replaced charcoal as the fuel used in the smelting of iron ore.。语法上是可以的，因为两者都是原因状语
the eighteenth century. 是个时间坐标，而不是只有十八世纪的全部炼钢量上升
简单题！A:游客被告知xxx。在逻辑上，如果是告诫某人做某事，必然是用主动语序的;C:三者并列时，语法上必须在最后一个名词前加连词and，不能在每个词前都加and。另外，their being inoculated against typhoid fever应改为inoculation against typhoid fever
简单题！the most dramatic evidence yet;迄今为止最引人注目的证据;that have yet been discovered这个定语从句是不正确的。该定语从句会就近修饰一个复数名词，但不管是鸟，还是恐龙，抑或是恐龙和鸟，均是不正确的。在逻辑上，“到现在为止被发现”的应该是证据。
②”Unlike the body's inflammatory response to cuts and sprains“句子结构完整，因此在下一个主语出现前的部分用于修饰前句。
A. with + n + doing，表明 the body's inflammatory response的具体内容，但后半句中”is more localized“ 与”resulting“是”and“连接的平行结构，形式不正确，可以改为”is more localized, resulting..."或者”is more localized and results...."
whenever individuals of one genetic composition are better at reproducing than those of another.
than的前后对应
those对应 individuals
another对应genetic composition
According to the passage, which of the following is true about the idea mentioned in highlight text?
A.It has been undermined by data found in time-use surveys conducted by home economists.
整个问答的意思是： 关于高光的词哪个说法是对的
A.这个观点被有家庭经济学专家的调研数据动摇了
这个体现在下一句中这个观点被X和X根据这些数据做的研究挑战了
the county's "Report on Tourism" must be in error in indicating that the Royal Arms Hotel is the only hotel in Springfield
意思是：这个地方旅游业报告暗示在RA是春田镇（？）唯一的一家宾馆方面是错误的
A选项：similarity be explained as a movement 句义上，相似度不能被移动解释，应该是移动导致了这个相似性
所以对应D选项：one explanation is movement is that where was a movement 意思是：对这个相似性的一个解释是这里有移动
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that of others 是单数
比较的对象是one genetic composition 与another，然后those表示的是individuals；注意此处不能用that，因为是individuals复数