目录 Unit 1 Education Unit 2 Environmental Protection Unit 3 Disasters Unit 4 Electronic Commerce Unit 5 Western Culture Unit 6 Psychology Unit 7 Architecture Unit 8 Global Economy College English Listening Test (1) College English Listening Test (2) College English Listening Test (3) College English Listening Test (4) College English Listening Test (5)
以下为对购买帮助不大的评价