task1：
表格題。主要內(nèi)容是不同年齡段的人使用internet 的主要原因。
task2：
More and more security measures to improve the security of large urban areas have been introduced because of the increased crime. Do you think the benefits of these measures outweigh their drawbacks？
表格題。主要內(nèi)容是不同年齡段的人使用internet 的主要原因。
task2：
More and more security measures to improve the security of large urban areas have been introduced because of the increased crime. Do you think the benefits of these measures outweigh their drawbacks？