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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；熟练的使用了从句和复杂句；文中词汇表达丰富度不足，一些学术词汇的使用也比较灵活；请注意分段。
Ladies and Gentlemen,Thank you very much for coming this meting 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 productiona and marketing skills,finally I will offer some advice to you as the productions how to go success in the market
