免费课:Unit 1 Lesson 1 句型详解(1-3)
免费课:Unit1 Lesson1词汇详解
9Unit1 Lesson4词汇详解(blackboard~say)
10Unit1 Lesson4词汇详解(listen~play)
53Unit4 General Revision1 part1句型详解
54Unit4 General Revision1 part2句型详解
55Unit4 General Revision1 part3句型详解
56Unit4 Part 1词汇详解(doctor~have dinner)
57Unit4 Part 1词汇详解上(doctor~have dinner)
58Unit4 Part 1词汇详解下(watch TV~go shopping)
65Unit5 General Revision2 part1句型详解
66Unit5 General Revision2 part2句型详解
67Unit5 General Revision2 part3句型详解1
68Unit5 General Revision2 part3句型详解2
76Unit6 General Revision3 part1句型详解
77Unit6 General Revision3 part2句型详解