検索キーワード： "Arthur Conan Doyle" 教育

Mandarin Companion is a series of easy-to-read novels in Chinese that are fun to read and proven to accelerate language learning. Every book in the Mandarin Companion series is carefully written to use characters, words, and grammar that a learner is likely to know.

The beautiful Mary Morstan has anonymously received six flawless pearls, an intriguing letter, and a map of a fortress signed by Jonathan Small, Mahomet Singh, Abdullah Khan, and Dost Akbar. Sherlock must put aside the cocaine bottle and summon all his powers of deduction to solve this mysterious tale of murder, jewels, corruption, love, intrigue, and double-crossing. He is once more joined by his faithful sidekick, Dr. Watson. Both men must be willing to sacrifice everything in the name of what is right to help the beautiful Mary Morstan.