Do you still remember the key points tha
题型：选择题
问题：
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