考博英语改错模拟练习题及答案解析（55）
考博英语考试中有些院校的考博题型中有改错这项，考博英语改错题型需要同学们运用语法、修辞、结构等知识识别短文内的语病并作出改正，很考验考生的语法能力，新东方在线考博频道整理了考博英语改错模拟练习题及答案解析系列文章供考生们参考练习。
One question is often risen in response to international __1__test comparisons: Do these results really mean anything? In the past, international testing programs have been criticized on variety of grounds. Two allegations, in particular, have __2__been common: first, that other nations have not tested as large a percentage of their student population, and nevertheless their __3__
scores have been inflated; and second, that our best students are among the world’s best, with our average brought down by a __4__large cohort of low-achievers.
Whatever the historic validity of such concerns, they are now, __5__if anything, reversed. Particularly in the fourth and eighth grade,education has become universal in all of the leading nations.Therefore, in science, the percentage of randomly selected __6__U.S. schools and students that actually did participate at the eighth-grade level was just 73 percent—the third-lowest of all
45 participating countries, and 11 percentage points under the __7__United States had third-lowest overall participation rate for both __8__grades in both subjects. Japan, Taiwan and Singapore all had participation percentages in the 90s.
How about our best and brightest? At the fourth-grade level,there is some real truth to the idea that the best American students __9__are among the best in the world. Looking only at the top 5 percent of test-takers, American fourth-graders beat the average of wealthy nations by 13 percentage points. By the eighth grade, however, the tables have turned, with America’s brightest students fallen to __10__percentage points behind their foreign peers.
答案解析:
1. risen—raised
提出问题应该用及物动词raise
2. ^variety—a
A variety of 为固定搭配
3.nevertheless—hence/thus/consequently
根据上下文，这里应该用表示结果关系的连接词，而不是转折关系的连接词
4.^brought—being
这里应该用表示被动的现在分词短语做独立主格结构
5.historic—historical
Historic是“历史上著名的;与过去时代有关的”这里应该用historical是“历史上的”
6.Therefore—Moreover/Furthermore
这里应该用表示递进关系的连接词，而不是结果关系的连接词。
7.under—below
低于平均值多少百分点用介词below
8.^third—the
序数词前应该用定冠词the
9.real--/
real 多余，应删除
10.fallen—falling
应该用现在分词作独立逐个结构