低碱高钙配方中,高钙主要是为了消除()的影响。
A、Fe2O3
B、Na2SO4
C、TiO2
D、Na2O
参考答案:C
The camera is _______expensive________ I can't afford it.
A.so, that
B.such, that
C.so, as to
D.enough, that
2005年1季度,第二产业的生产总值在总生产总值中占的百分比为( )。
A.51.2%
B.60.3%
C.45.6%
D.21.2%