何凯文每日一句：2017考研英语第187句
秋天到了，考试的脚步近了。天气随着立秋的到来，变得凉爽了不少，你对考研的热情减缓了吗？何凯文老师每日一句有木有随时拿出来温习呢？大家都准备在考研的路上一条道走到黑，那就撸起胳膊接着奋斗吧。以下是186句：这样点开更方便：何凯文每日一句:2017考研英语汇总(KK老师精选)
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今天的题目：
In general, the tests work most effectively when the qualities to be measured can be most precisely defined and least effectively when what is to be measured or predicted cannot be well defined.
句子的解析：
In general, the tests work most effectively when the qualities to be measured can be most precisely defined and least effectively when what is to be measured or predicted cannot be well defined.
词汇突破：1. In general 一般而言
2. precisely 准确地
3. define 定义
确定主干： The tests work （most effectively and least effectively状语）.
其他成分： 1. when the qualities to be measured can be most precisely defined状语一
2. when what is to be measured or predicted cannot be well defined. 状语二
参考译文： 一般地说，当所要测定的特征能很精确地界定时，测试最为有效；而当所要测定或预测的东西不能明确地界定时，测试的效果则最差。
以上是文都教育小编为大家总结的何凯文老师每日一句，暑假即将过去，准备背着行囊回学校的各位学子们要跟进KK老师的步伐，在日积月累中轻松拿下2017考研英语。
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