一、选择题:1~8小题,每小题4分,共32分,下列每小题给出的四个选项中,只有一项 符合题目要求,把所选项前的字母填在题后的括号内 (1)设f(x)=x2(x-1)(x-2),求f(x)的零点个数() (A)0 (B)1 (C)2 (D)3 解:(D)

2005年数学三试题分析、详解和评注 一、填空题(本题共6小题,每小题4分,满分24分把答案填在题中横线上) (1)极限lim xsin x→∞ 2x=2 x2+1 【分析】本题属基本题型,直接用无穷小量的等价代换进行计算即可 【详解】 lim xsin2x=limx2x=2

Uint I. Basic listening practice 1. Script M: Now we have satellite and high-powered microscope, it s easy to think we know everything about the world; but we still dont understand EI Nino W: Right. Scientists all over the world over are even uncertain about the cause of the warm Pacific current that brings storms or drought-the mysterious EI Nino

Ⅱ. Listening skills 1. M: Will you love and keep him in sickness and in health, as long as you both shall live? Q: Who is the woman 2. W: Mike, wake upl It is time to go to school. Hurry up or you're going to be late M: Dont worry. I can sleep all day Did you forget today is Martin Luther King's

Text 1 Match the following words with their proper Chinese meanings.(中英文搭配)

Unit 2 1. Match the words with their proper Chinese meanings without looking at the vocabulary list

Section I Listening Comprehension Directions: This section is designed to test your ability to understand spoken English you will hear selection of recorded materials and you must answer the questions that accompany them. There are three parts in this section