1. 本書為配合龍騰108課綱教科書《普高英文4》所出版之分冊參考書，分A、B兩冊。
2. 本書為中等程度學生自修用書，適用隨堂考、週考、段考、大考。
3. 本書架構：
Part A 譯文與解析
Part B 字彙分析
Part C 片語及慣用語
Part D 句型分析
Part E 課本單元參考答案
Part F 習作參考答案
Part G 自我評量（基礎題、進階題）
4. 書末附自我評量解答。
BOOK A L1-5
Lesson 1 The Lady or the Tiger 1
Lesson 2 Boat Schools: Making Waves in Education 43
Lesson 3 Progress and Preservation: Striking a Balance 82
Review 1 Grasse: The Perfume Capital of the World 121
Lesson 4 Living under Nature’s Wing 152
Lesson 5 Irena Sendler: A Holocaust Hero 192
解答 233
BOOK B L6-R3
Lesson 6 Dabbawalas: Door-to-Door Meal Delivery in Mumbai 248
Review 2 Watch Out! Danger Ahead on the Information Superhighway 287
Lesson 7 Iceland’s Road to Gender Equality 318
Lesson 8 Too Much of a Good Thing—Overtourism in Barcelona 357
Lesson 9 To Kill a Mockingbird 392
Review 3 Marathons: Going the Extra Mile 429
解答 459
