来苏尔属于哪一类消毒剂( )
A．氧化剂B．重金属盐类C．醇类D．还原剂E．酚类
参考答案：E
Liu Xiang can't attend the Political Consultative Conferences ____ in Beijing due to training. [ ]
A. to hold
B. held
C. to be held
D. being held
中 * * 党十一届三中全会确定把全党的工作重点转移到（）上来。
A.社会主义现代化建设
B.经济建设
C.改革开放
