英语语法分析

Methods IDU were recruited using RDS method in Qingcheng District and Lianzhou City.

方法在清远市清城区和连州市采用同伴推动抽样法（RDS）招募社区IDU为干预对象；

At every Championship organized by IDU or IDSA you will see prominent WDC members supporting these events.

在每次由idu或者IDSA举办的赛事上，你们都可以看到重要的WDC会员对于这些赛事的支持。

But these days, on-line services don't need to ask for the information, they can offer IDU just based on the the digital finger print of you device.

但是这些天，在线服务不需要询问信息，他们可以提供IDU，这种设备通过提取你的数字指纹就可以获得信息。