焊接作业的危害因素可分为( )两种。
A.安全性和卫生性
B.物理性和化学性
C.永久性和暂时性
D.一般性和特殊性
参考答案:D
We saw several natives advancing towards our party, and one of them came up to us, ____ we gave
some bells and glasses. [ ]
A. to which
B. to whom
C. with whom
D. with which
下列各项中,不属于《企业所得税纳税申报表》第43行“纳税调整前所得”的有()。
A.国债利息收入
B.弥补以前年度亏损
C.处理债务收入
D.投资收益