Day01～Day10

Day01

Day02

Day03

Day04

Day05

Day06

Day07

Day08

Day09

Day10

Day11～Day20

Day11

Day12

Day13

Day14

Day15

Day16

Day17

Day18

Day19

Day20

Day21～Day30

Day21

Day22

Day23

Day24

Day25

Day26

Day27

Day28

Day29

Day30

附录

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：商务缩略语

附录5：音标体系