With questions and answer sections throughout, this book helps you to improve your written and spoken English through understanding the structure of the English language. This is a thorough and useful book with all parts of speech and grammar explained. Used by ELT self-study students.
文章源自：力哥爱英语（ienglish521.com）力哥爱英语-https://ienglish521.com/3501.html文章源自：力哥爱英语（ienglish521.com）力哥爱英语-https://ienglish521.com/3501.html
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