语音讲解：
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　　【图片背景】

　　This advertisement was found in a normal university. The student who advertised was from another industrial school. He took this risk for his girlfriend. When asked whether he was afraid of being caught, he said that was worthy as long as she could pass Band Four test.

　　【实用词汇】

　　Band Four test 四级考试

　　normal university 师范大学

　　take risk 冒险

　　as long as 只要