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Source: Bureau of Labor Statistics, Current Population Survey.
语句间的衔接成分用的不错，同时文章中的过程性词汇很丰富；句子错误偏多，建议修改；文章词汇表达要更加熟练，希望能更多使用一些学术词汇；请注意分段。
Ladies and Gentlemen,Thank you very much for coming this meeting this afternoon Now,I am going to introduce a new idea as air-conditionning how to save power. First of all, I am going to talk about market research which can develop this productions,then I can explain this productions about developing technique,producting productions and marketing skills,finally I will offer some advice to you as the productions how to go success in the market
