【单选题】Her fellow students were in the main from wealthy backgrounds.
【多选题】【2017年真题•多选】湖南省享有( )等美誉。
【判断题】干沟出口应选择在容泄区水位较低、河床较为稳定的地方。
【判断题】干沟出口应选择在容泄区水位较低、河床较为稳定的地方。()
【简答题】Para 7: Why do Mary and her fellow students stick it out while some drop out of college?