The official to say more about the plan, so the details of it remain secret.
A. agreed
B. declined
C. attempted
D. declared
网友回答
A. agreed
(答案→)B. declined
C. attempted
D. declared
解析：答案：B 考查动词辨析。句意为：这位官员拒绝更多地谈论该计划，因此计划的细节仍然是保密的。decline意为“婉言拒绝”，符合语境，故B项正确。agree意为“同意”；attempt意为“尝试”；declare意为“断言”，与语境不符，故排除。