3.Although punctual himself ,the profess was quite used __late for his lecture

问题描述:

3.Although punctual himself ,the profess was quite used __late for his lecture
Although punctual himself ,the profess was quite used __late for his lecture
A to have students B for students'being C for students to be
D.to students'being
要原因

D,be used to的结构,因此排除BC,to后面接表语,因此being late表示状态,可作表语,而have是一个动作,不表状态.