Jerry has promised to keep the secret, so he won’t tell anyone even though .
A. asking to
B. to be asked
C. to ask
D. asked to
网友回答
A. asking to
B. to be asked
C. to ask
(答案→)D. asked to
解析：考察状语从句的省略。在状语从句中，如果状语从句的主语与句子主语一致且含有be动词的时候，这是把状语从句的主语和Bed动词都省略。句意：Jerry答应信守诺言，所以即使被要求，他也不会告诉任何人的。故D正确。