— What do you think of Mary's composition?

— ________. [ ]

A. It was written in Chinese

B. It still leaves something to be improved

C. It will be corrected by the teacher

D. It was written in ink

（）反应不同岗位在工资结构中的差别。

A.工资等级

B.工资档次

C.工资级差

D.浮动幅度