对于以轻油为原料的制氢流程，一般脱硫反应采用（）催化剂。
参考答案：氧化锌
After having gone ______ far, George did not want to turn back. [ ]
A. enough
B. much
C. such
D. that
某台测温仪表的标尺范围为0~500℃，已知其绝对误差最大值△max=6℃，则引用误差为（）。
A.6℃
B.±1.2%
C.1.2%
D.1.5%
