大学英语单元跟踪测评 2PDF电子书下载

CONTENTS前言 1

Unit One Is There Life on Earth 1

Unit Two　The Dinner Party 11

Unit Three Lessons from Jefferson 21

Unit Four My First Job 31

Unit Five The Professor And the YO-YO 41

Unit Six The Making of a Surgeon 51

Unit Seven There Is Only Luck 61

Unit Eight Honesty:Is It Going out of Style？ 72

Unit Nine What Is Intelligence,Anyway？ 82

Unit Ten Profits of Praise 92

大学英语单元跟踪测评答案 103