We all think it most foolish such a mistake .A. for you makingB. of you to makeC. you to

问题补充：

We all think it most foolish such a mistake .

A. for you making

B. of you to make

C. you to make

D. for you to make

答案：

A. for you making

(答案→)B. of you to make

C. you to make

D. for you to make

解析：句意：我们都认为你犯这样的错误是傻的。forsb.常用于表示事物的特征特点，表示客观形式的形容词，ofsb的句型一般用表示人物的性格，品德，表示主观感情或态度的形容词，这里的形容词foolish表示人物的性格，故选B。