Although to stop he kept on working.A. tellB. tellingC. having toldD. told

问题补充：

Although to stop, he kept on working.

A. tell

B. telling

C. having told

D. told

答案：

A. tell

B. telling

C. having told

(答案→)D. told

解析： 考查状语从句的省略。句意：虽然他被告诉要停下来，但是他继续工作。根据句意“被告诉”应过去分词，所以选D。told 前省略了he was。