【题目】— Do you know ______ Miss Green changed her mind to take part in the movement?
— After she listened to the speech by Mr Brown.
A. when was it B. when was that
C. when was it that D. when it was that
在线课程【答案】D
【解析】本题考查强调句在一般疑问句中的用法。根据上下文，本题特别强调时间，但需要注意的是在一般疑问句中，整个强调句应该用陈述句的语序来表达。所以选D。