----Could you lend me that book you ____ me about when I telephoned you?
-----No,I am sorry, I can’t. I gave it to a friend.
A．were telling B. would tell C. had told D. had been telling
----Could you lend me that book you ____ me about when I telephoned you?
-----No,I am sorry, I can’t. I gave it to a friend.
A．were telling B. would tell C. had told D. had been telling
A
When I telephoned you 是一个明确的过去时间点，表示那时正在发生的动作应用过去进行时。