按定量区分纸和纸板的界限为()。
A.180g/m2
B.200g/m2
C.245g/m2
D.250g/m2
参考答案:D
He didn't put the things________they belonged,for________he got his punishment.
A.which;that
B.what;this
C.that;whose
D.where;which
根据《工伤保险条例》第五十二条,任何()对有关工伤保险的违法行为,有权举报。