党的（）报告第一次在党的全国代表大会报告中提出“把立德树人作为教育的根本任务”。
A.十六大
B.十七大
C.十八大
D.十九大
参考答案：C
效价是指个人对他所从事的工作或所要达到的（）的估价。
A.结果
B.目标
C.要求
_____, he makes little progress. So he is trying new methods of study. Which of the following is WRONG? [ ]
A. Hard as he works
B. Hard although he works
C. Hard though he works
D. Although he works hard
