Unit 7 There Is a TV in the Classroom - 课文1讲解
577
Unit 7 There Is a TV in the Classroom - 课文2讲解
534
Unit 8 The Ruler Is Long - 课文1讲解
488
Unit 8 The Ruler Is Long - 课文2讲解
445
Unit 1 What Is Your Father - 课文1讲解
1531
Unit 1 What Is Your Father - 课文2讲解
871
Unit 2 What Do They Have on the Farm - 课文1讲解
856
Unit 2 What Do They Have on the Farm - 课文2讲解
657
Unit 3 What's for Breakfast - 课文1讲解
1111
Unit 3 What's for Breakfast - 课文2讲解
901
Unit 4 When Do You Have Classes - 课文1讲解
852
Unit 4 When Do You Have Classes - 课文2讲解
647
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