The family _____ at the lunch table when someone came to tell them what had happened

at _____. [ ]

A. were sitting; Mr Brown

B. were sitting; Mr Brown's

C. was sitting; Mr Brown

D. was sitting; Mr Brown's

企业应在“自制半成品”总账账户下设置（）二级账户。

A.“原材料”

B.“低值易耗品”

C.“库存半成品”

D.“委托外部加工自制半成品”