When I was at the college, I ______ up early to do some body building exercise. A.use to getB.used to gettingC.used getD.used to get
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D解析注意区别used to do sth.和be used to doing sth.。前者的意思是“过去常常做某事”，表示过去经常做的动作；后者的意思为“习惯于做某事”，表示一种习惯性的状态。B项中缺连系动词was，A和C项为错误结构。