分析：選項B中often 一詞，語氣委婉，不十分肯定，故為答案。而其它三項中所表達(dá)出的語氣都明顯絕對化。
例（2） According to the passage the problems of college education partly arise from the fact that ——。
A．society can‘t provide enough jobs for properly trained college graduates
B．high school graduates do not fit the pattern of college education？
C．too many students have to earn their own living
D．college administrators encourage students to drop out
分析：答案項C中有have to，語氣太絕對化，故被排除。而A項中can‘t 的語氣則不十分絕對化，故為答案。

（三）選項中照抄原文的一般不是答案項，而同義替換的一般是選項。

例（1）According to Dr． David， Americans ．           
A．a(chǎn)re ideally vigorous even under the pressure of life
B．often neglect the unsequences of sleep deficit
C．do not know how to relax themselves properly
D．can get by on 6．5 hours of sleep
分析：答案項中A、D兩項基本上是原文中句子的原現(xiàn)，故被排除。B項中有often 一詞，語氣委婉，不十肯定，故為答案。
例（2）According to the passage， which of the following statements is true？
A．Future man will be made of silicon instead of flesh and blood
B．Some day it will be difficult to tell a computer from a man
C．The reasoning power of computers has already surpassed that of man
D．Future intelligent life may not necessarily be made of organic matter．
分析：A項句子基本上是原文詞句，C項中有already一詞，語氣太絕對化，故A、C兩項被排除。剩下B、D兩項，而D項中有不十分肯定語氣詞may not，故選D．

（四）較全面、有針對性地表達(dá)文章中心思想的，選項一般是答案項。

例（1）which of the following best summarizes the main idea of the passage？
A．Musical 包含uments developed through the years will sooner or later be replaced by computers．
B．Music can‘t be passed on to future generations unless it’s recorded．
C．Folk songs can‘t be spread for unless they are printed on music sheet．
D．the development of music culture is highly dependent on its material aspect．