班级进行班干部竞选，Alex, Ellen, Ben, Sarah和 Edward希望能担任班干部，为班级同学服务。请仔细阅读题中每个人的特点，从A至F六个职位中，帮助他们选择最合适的职位(其中项为多余选项)。

Alex does well at school. He is always ready to help teachers and his classmates.

Ben plays most ball games well. He is also the leader of the school football team.

Ellen often does housework at home. She wants to make the classroom clean and tidy.

Sarah likes talking with foreigners in English. She can get good scores in the English test.

Edward is good at playing the violin. Last year, he played it in the school Art Festival.

                     

A. The cleaning monitor              B. The music monitor

                       

C. The class monitor                  D. The PE monitor

                        

E. The English monitor                F. The math monitor