1、Nowadays，it is generally/commonly believed that..., but I wonder that...

　　2、“如同硬币的正反面，...也有积极的一面和消极的一面。”

　　Like a coin has two sides, there is a positive aspect and a negative aspect to...

　　3、“近来，...的问题已经成为人们注目的焦点。”

　　Currently, the issue of ...has been brought to public attention.

　　4、“随着...的快速增长，...在日常生活中已经变得越来越重要。”

　　Along with the rapid growth of ...,...has become increasingly important in our daily life.

　　5、“由汽车引起的空气和噪音污染对我们的健康造成了危害。”

　　Air pollution and noise pollution caused by automobiles do harm to our health.