己烷紫外吸光度280-400小于()Abs合格。
A.0.01
B.0.05
C.0.15
D.1.5
参考答案:B
--I left my handbag on the train, but luckily someone gave it to a railway official.
--How unbelievable to get it back! I mean, someone it.
A.will have stolen
B.might have stolen
C.should have stolen
D.must have stolen
下列各项中,属于会计报表的有()。
A、利润表
B、资产负债表
C、年度生产计划表
D、现金流量表