— We have known something about the accident but we need more . Can you help us?— Yes s

问题补充：

— We have known something about the accident, but we need more . Can you help us?

— Yes, sir.

A. details

B. descriptions

C. instructions

D. spirits

答案：

(答案→)A. details

B. descriptions

C. instructions

D. spirits

解析：此题考查名词，details细节；descriptions 摘要，说明；instructions 指令，说明；spirits精神。根据语境可知，我们虽然大体了解了基本情况，但是我们还需要一些细节，故选A。