Day 01-Day 10
Day 01
Day 02
Day 03
Day 04
Day 05
Day 06
Day 07
Day 08
Day 09
Day 10
Day 11-Day 20
Day 11
Day 12
Day 13
Day 14
Day 15
Day 16
Day 17
Day 18
Day 19
Day 20
Day 21-Day 30
Day 21
Day 22
Day 23
Day 24
Day 25
Day 26
Day 27
Day 28
Day 29
Day 30
附录1 单词索引
附录2 BEC考试说明
附录3 商务词组
附录4 常用商务缩略语
附录5 音标体系