个人GRE句子剖析练习.docVIP

List 1 1．The converse observation, of the absence of grazers in areas of high phytoplankton concentration, let Hardy to propose his principle of animal exclusion, which(主语从句) hypothesized that（宾语从句） phytoplankton produced a repellent that（主语从句） excluded grazers from regions of high phytoplankton concentration. 译：通过一个相对的观察，在phytoplankton高度集中的地方发现grazer很稀少，使得HARDY提出他的动物动物排斥理论，该理论假设phytoplankton产生一种物质，把grazers排斥出phytoplankton集中的地方。 2. His thesis works relatively well when (it is)applied to discrimination against Blacks in the United States, but his definition of racial prejudice as “(it is)racially based negative prejudgments against a group generally accepted as a race in any given region of ethnic competition,” can be interpreted as also including hostility toward such ethnic groups as the Chinese in California and the Jews in medieval Europe. 译：他的论文比较好地适用在在美国对黑人的歧视上，但是他对种族歧视的定义：…。可能被解释作也包含了对像C里的华人和中世纪欧洲的犹太人这样的种族的敌意。 3. The emphasis given by both scholars and statemen to the presumed disappearance of the American frontier helped to obscure the great importance of changes in the conditions and consequences of international trade that occurred during the second half of the nineteenth century. 4. But there is genuine imaginative recreation in her accounts of the walk in Green Heys fields, of tea at the Barton’s house, and of John Barton and his friends discovery of the starving family in the cellar in the chapter “Poverty and Death”. 5.Perhaps the fact many of these first studies considered only algae of a size that could be collected in a net(net phytoplankton), a practice that overlooked the smaller phytoplankton (nannoplankton) that we now know (that) grazers are most likely to feed on, led to a de-emphasis of the role grazers in subsequent research. 译：大概事实上这些研究中只考虑了一种能被放在NET中的ALGAE，一次试验发现了更小的phytoplankton据我们所知，grazers最可能以这些phytoplankton为食，这次试验减少了在以后研究中ROLE GRAZERS的重要性。 6. Yet Waltzer’s argument, however deficient, does point to one of the most serious