The number is a special number I think that will be remembered hy the Chinese forever

问题补充：

The number is a special number，I think，that will be remembered hy the Chinese forever.

A．which B what C one D．it

答案：

解析：这里one指代前面的a special number，hat will be remembered hy the Chinese forever.是修饰one的定语从句，I think是插入语。