Miss Li always tries her best to create an atmosphere in class can help her students prac

问题补充：

Miss Li always tries her best to create an atmosphere in class can help her students practice their speaking skills.

A. for which

B. which

C. where

D. of which

答案：

A. for which

(答案→)B. which

C. where

D. of which

解析：

试题分析: 考查定语从句。分析结构可知此处是定语从句修饰先行词atmosphere，定语从句缺少主语，所以用关系代词which，句意：李老师总是尽力在课堂上创造一种能帮助她的学生练习口语技能的氛围。B选项正确。