— How do you think of my composition?— Almost perfect one spelling mistake.A. but B. exce

问题补充：

— How do you think of my composition?

— Almost perfect one spelling mistake.

A. but

B. except

C. except for

D. besides

答案：

A. but

B. except

(答案→)C. except for

D. besides

解析：考查介词。except for“除了(不包括)”，表示遗憾的语气，后接名词、代词、动名词，用在此处符合语境及语法。句意：——你认为我的作文怎样？——除了有一处拼写错误，几乎很完美。故C正确。