.John is the only one of the students in the class that never a mistake even when it is po

问题补充：

.John is the only one of the students in the class that never a mistake even when it is pointed to him.

A. admit making

B. admits making

C. admit to make

D. admits to make

答案：

A. admit making

(答案→)B. admits making

C. admit to make

D. admits to make

解析：根据主句的结构the only one分析，此处的that应为单数；而动词admit后面只能跟动名词作宾语。