在选择模架之前，先确定浇注系统类型、推出机构选择、模板尺寸计算，然后（）。
A.对模板尺寸标准化
B.加工模板
C.画出模架图
D.校核模架
参考答案：A
（）指标属价值性指标。
A.借款偿还期
B.净现值
C.利息备付率
D.内部收益率
In front of the whole audience, Premiere Wen made his promise ______ the government would try its
best to solve the problem of poverty in China.[ ]
A. what
B. which
C. that
D. whether
