【题目】--- When did Lily’s brother finally stop drinking alcohol?
---It was in May ______ he was put into prison for drunk driving.
A. that B. since C. when D. before
在线课程【答案】A
【解析】
试题分析： 考查强调句。句意：莉莉的弟弟最后什么时候开始戒酒的？是五月，因为酒驾被入狱。第二句话运用到强调句，强调时间是在五月，故选A项。
考点 : 考查强调句