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Week 1 1
Week 2 4
Week 3 7
Week 4 10
Week 5 13
Week 6 17
Week 7 20
Week 8 23
Week 9 26
Week 10 29
Week 11 32
Week 12 35
Week 13 38
Week 14 42
Week 15 45
Week 16 48
Week 17 52
Week 18 56
Week 19 59
Week 20 63
参考答案 66
解析与点拨 66
听力原文 108