When I can’t work out a problem I often ask my teacher for help.A. help your teacherB. cal

问题补充：

When I can’t work out a problem,I often ask my teacher for help.

A. help your teacher

B. call your teacher

C. turn to your teacher

D. go to your teacher’s office

答案：

A. help your teacher

B. call your teacher

(答案→)C. turn to your teacher

D. go to your teacher’s office

解析：四个选项的含义分别是帮助老师、打电话给老师、求助于老师和去老师办公室。划线短语的意思向老师寻求帮助，所以C为最佳答案。