单项选择题 Assume that a war reduces a country's labor force but does not directly affect its capital stock. Then the immediate impact will be that: ( )A.total output will fall, but output per worker will rise. B.total output will rise, but output per worker will fall. C.both total output and output per worker will fall. D.both total output and output per worker will rise.
单项选择题 模具镶块在装配过程中,保持整洁,不用对装配底面、侧面经行清擦。( )
单项选择题 企业销售产品一批,货款和税款共计30 008.5元.在填写发票大写金额时,正确的书写应为( )。 A、人民币叁万捌元五角整 B、人民币三万零八元五角整 C、人民币叁万零捌元伍角 D、人民币叁万零捌元伍角整