ing-bottom: 61.14%;"> 第一步：原句放送I am single and you're welcome to change that. 单词:single 单身的 句型:you are welcome to... 第二步：译海拾贝我目前单身，欢迎你来改变现状。第三步：天衣无缝I am and you're welcome to change that. 第四步：举一反三 welcome to change that.
第五步：背诵达人
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