Tea bag drinking is most Westerns’ favorite way of drinking tea. Do you know how it came about?
The tea bag was invented in 1908 by Thomas Sullivan,an American tea seller.He was sending out free tea in silk(丝绸) bags for people to try.People put the bags together with the tea leaves into the cup and added hot water.The tea tasted good,and people thought it was easy to clean the cup.They were not happy when Sullivan started sending them loose(散的) tea again...
第一段即是主题句。这个句子概括了本文的中心意思:The history of tea bags,后面讲述了一个故事说明“Tea bags”的产生。
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