The most likely explanation is that it's a combination of the fatigue, nausea, distraction, anxiety and insomniathat are a normal part of pregnancy,

Pregnant women shouldn't necessarily rush to get their partners' drive instead as statistically,
然而，孕妇大可不必急着让另一半当司机，因为资料显示，

Brazilians so far have been quite gloomy about the competition battered by the constant news of unfinished stadiums and infrastructure problems.
目前，巴西场馆建设还未完成，基础设施存在问题，使得巴西人相当郁闷，

Those are people outside taking selfies in front of this.
许多人在体育馆前自拍。

But in the middle of this sad scene some are with joy. Zeina Akhras is one of only a handful of civilians wholived through the entire 2.5 years siege of old Hams.
但在这个悲伤的场景也有些着平凡的生活。泽娜·阿卡尔斯是经历整个两年半围攻为数不多的平民之一。