All right. Bi Xin Dong is the chief lecturer of postgraduate English, a powerful teacher of writing guidance, a meritorious teacher of the 20th anniversary of New Oriental, and the best-selling author of English Learning. Bachelor of English Language and Literature, Beijing Foreign Studies University, Master of Literature, Peking University. She is a senior translator of the China government delegation and has visited Europe and the United States. I have many years' experience in English teaching for postgraduate entrance examination, and have taught courses such as New Concept English, NMET, CET-4, Postgraduate Entrance Examination, TEM-4, TEM-8, Master of Translation, BEC, TOEFL and IELTS. Masterpieces: High Score Writing for Postgraduate English, Copywriting for High Score Writing for Postgraduate English, Getting English Vocabulary for Postgraduate English in Ten Days, etc.