Thestudentsspentasmuchtimegettingtrainedasthey____studying.
A.dislikedB.wereC.hadD.did在线课程D
本题考查学生分析句子的能力。只要学生看出as…as前后句式平衡，也就是：The students spent as much time getting trained as they spent (in) studying.就不难选对D，此时did指代spent。