这些不同格式的培训内容包括学习辅导书，在线课程，自学课程，讲师课堂，实验机架租赁以及实验室测评等等。

This huge offer of learning products comes in any format, including book-based, web-based, self-paced, instructor-led, including rack rental, graded assessment lab, etc.

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必须强调的是，辅导班或辅导书只是学习的一种手段，最终解决问题还要自己动手动脑。

What must emphasize is, coach class or coach a kind of trick that the book just learns, solve a problem finally even oneself start work beat one's brains.

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作为一本HSK考前冲刺复习辅导书，本书注意语法与习题相结合，使学习者通过做习题掌握语法。

This book focuses on grammar and exercises, allowing the learners to master grammar rules through exercises.

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