This book includes a textbook and a student reference book, with the audio-visual materials provided. Both the textbook and student reference book are composed of two volumes, each with 10 units, including education, life, current affairs, society, culture, finance and trade, entertainment, physical education, science and technology, and environment, etc. Each of the ten units is composed of four modules. All the contents, which are connected but have different priorities, focus on one topic.
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