值班人员在值班前（）内禁止喝酒。
A、８小时
B、４小时
C、２小时
D、1小时
参考答案：B
He went to Valley Town _____ the morning of 28th November , but _____ the evening he was at his
sister’s wedding . [ ]
A. in , in
B. on , in
C. in , on
D. in , at
对于经电缆、管道等方式输送进出口的货物，如水、原油、电力、天然气等，应该由经营人按主管海关的要求，定期向海关申报。( )
