河北省专升本英语考试题型早知道!

若函数 (x)=x-arctanx，则 ′(x)=_________．

人的价值在于自我实现。

阅读《马伶传》中的一段文字，回答问题：
其夜，华林部过马伶曰：“子，天下之善技也，然无以易李伶，李伶之为严相国至矣，子又安从授之而掩其上哉 ”马伶曰：“固然，天下无以易李伶，李伶即又不肯授我。我闻今相国昆山顾秉谦者，严相国俦也。我走京师，求为其门卒三年。日侍昆山相国于朝房，察其举止，聆其语言，久而得之，此吾之所为师也。”华林部相与罗拜而去。
（1）解释这段文字中画横线字的含义。
俦：
（2）将这段文字中的下列句子译成现代汉语。
子又安从授之而掩其上哉：

Almost every family buys at least one copy of a newspaper every clay.Some people subscribe to?as many as two or three different newspapers.But why do people read newspapers?
Five hundred years ago,news of important happenings--battles lost and won,kings or rulers?overthrown or killed--took months and even years to travel from one country to another.The news?passed by word of mouth and was never accurate.Today we can read in our newspapers of important?events that occur in faraway countries on the same day they happen.
Apart from supplying news from all over the world,newspapers give us a lot of other useful information.There are weather reports,radio,television and film guides,,book reviews,stories,and,of?course,advertisements.There are all sorts of advertisements.The bigger ones are put in by large?companies to bring attention to their products.They pay the newspapers thousands of dollars for their?advertising space,but′it is worth the money,for news of their products goes into almost every home?in the country.For those who produce newspapers,advertisements are also important.Money earned?from advertisements makes it possible for them to sell their newspapers at a low price and still make?a profit.

Which of the following statements is NOT true?

A.Five hundred years ago news did not take a long time to reach other countries.
B.Large companies put big advertisements in the newspapers to make their products known.
C.The news that we need in our newspapers is up-to-date.
D.Though the newspapers are sold at a low price,their owners still gain profit.