is a special number I suppose that will be remembered by the Chinese forever.A. wh

问题补充：

is a special number, I suppose, that will be remembered by the Chinese forever.

A. which

B. what

C. one

D. it

答案：

A. which

B. what

(答案→)C. one

D. it

解析：本题考查代词。句意：是一个特殊的数字，我想，那将是中国人永远记住的一个数字。one是同位语，代指a special number。I suppose是插入在先行词one与定语从句之间的插入成分。