Rapid Review of English Grammar：A text for Students of English as a Second Language a reading skills Textbooks for students of English as a second language a text and workbook for students of english as a second language idioms drills for students of english as a second language science readings for students of english as a second language A text and workbook for students of english as a second language Reading, Thinking, Writing：A Text for Students of English as a Second Language Intermediate Composition Practice．1：A Text for Students of English as a Second Language A reading-vocabulary text for speakers of English as a second language Idioms drills for students of English as a second language