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1.The teacher's assistant is responsible for organizing the classroom activities.
教师助理负责组织课堂活动。
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2. The student's learning aids are essential for mastering new concepts.
学生学习辅助工具对于掌握新概念至关重要。
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3. The teaching assistant provided valuable insights into the subject matter.
教学助理对学科内容提供了宝贵的见解。