- 22 Class 1 Textbook p.24_第3课时
- 22 Class 1 Textbook p.24_第2课时
- 22 Class 1 Textbook p.24_第1课时
- 21 Unit 3 Shopping at a Store语法细则_第3课时
- 21 Unit 3 Shopping at a Store语法细则_第2课时
- 21 Unit 3 Shopping at a Store语法细则_第1课时
- 20 Unit 3 Shopping at a Store课文详解_第3课时
- 20 Unit 3 Shopping at a Store课文详解_第2课时
- 20 Unit 3 Shopping at a Store课文详解_第1课时
- 19 Unit 3 Shopping at a Store听力预热_第3课时