他们学习了什么
what did they got───他们得到了什么
they what they───他们什么的
what did───做了什么
study what───研究什么
why they did───他们为什么这么做
yes they did───是的，是的
what did the───那是什么
what he did───他做了什么
what a study───多好的研究啊
For the study, the five professors surveyed some 4, 000 Americans, asking what they did the previous day and then quizzing them in detail about three randomly selected events from the day.───这五位教授在研究中调查了约4,000名美国人，询问他们前一天做了什么，然后就其中随机选取的三件事询问详情。
Before we did this study, we didn't know what the climate anomalies would be or how long they would last.───我们做这项研究之前，我们不知道气候会有怎样的异常，这些异常会持续多长时间。
They will also study the personal histories of the crew members and reconstruct what they did in the last 36 hours before the crash.───他们还会研究机组人员的个人历史，并重现在事故36个小时前他们的所作所为。
what did they study for?───他们在为什么学习？