问题描述：
选D 为什么? 英语题目 谢谢啦
Do you still remember the key points that _ in his report? I don’t remember them all. A. referred to B. were referred C. he was referred to D were referred to
Do you still remember the key points that _ in his report? I don’t remember them all. A. referred to B. were referred C. he was referred to D were referred to
问题解答：
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