. ---- we will take the conditions into careful consideration you have attached to this contract.
---- Thanks. Wish our future cooperation pleasant.
A. after
B. when
C. what
D. which
网友回答
A. after
B. when
C. what
(答案→)D. which
解析：考查定语从句。the conditions是先行词，attach sth. To...“强调......的重要性”。Attached缺少宾语，故用which引导定语从句。故选D。