大学英语分级训练 二级PDF电子书下载

Practice One 1

Practice Two 8

Practice Three 15

Practice Four 22

Practice Five 28

Practice Six 34

Practice Seven 41

Practice Eight 48

Practice Nine 55

Practice Ten 62

Practice Eleven 69

Practice Twelve 76

Practice Thirteen 83

Practice Fourteen 89

Practice Fifteen 95

Practice Sixteen 101

Practice Seventeen 108

Practice Eighteen 114

Keys to Book Two 121