A reference book that thoroughly explains the meanings and usage of English words. - Title: English Word Target 1900 - Publisher: Obunsha - Price: 1,100 yen - Content: Provides detailed explanations of the meanings and usage of English words. - Sections: Section 1 contains important English words. - Examples: Numerous example sentences are included. I used this during my student days. There are some markings from a highlighter. Thank you for looking.