例句與造句

1. I had been a member of the class committee in charge of the course of physics until graduation from junior high school
   到初中畢業(yè)，我一直擔任物理科代表，后來的班主任姓李，戴著一副眼鏡。
2. It's difficult to find class committee in a sentence. 用class committee造句挺難的