【示例一】

　　①with the rapid advances of ________ in recent years,  ________has ________（引出现象）. ②however, ________has ________, as ________（提出问题）. ③as a result, ________（指出影响）,which has aroused close social attention from all walks of life.

　　【示例二】

　　①with the rapid development of science and technology （electronic industry/higher education）, more and more people come to realize that  ________（引出现象）. ②it is estimated, over the past decade, that  ________（用具体数据说明现象）.
 

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