BSA調查（BSA Survey）被視為民調產業的「黃金標準」，因為它歷史悠久，且使用隨機機率抽樣——意味英國所有人都有相同機會被抽中。
During previous industrial action, hospitals were told they should only cancel routine appointments in exceptional circumstances.
The chancellor is expected to sign a contract with Leonardo – the Italian owner of the former Westland factory in Yeovil, Somerset – to build the new battlefield helicopters, after months of speculation as to whether the historical site would survive.。safew官方下载对此有专业解读
«Я бы очень хотел обеспечить смягчение санкций», — ответил глава Белого дома на соответствующий вопрос.
。关于这个话题，快连下载安装提供了深入分析
Москвичей предупредили о резком похолодании09:45，更多细节参见搜狗输入法下载
* @param n 数组长度