Mr Green asked Lily whether she had passed the ( )A.yesterdayB.the day beforeC.the day agoD.before the day为什么选B 还有怎么判断是否是间接引语

问题描述:

Mr Green asked Lily whether she had passed the ( )
A.yesterday
B.the day before
C.the day ago
D.before the day
为什么选B 还有怎么判断是否是间接引语