【单选题】根据支付结算法律制度的规定,电子商业汇票的付款期限自出票日至到期日不能超过的一定期限是( )
【简答题】Chemists are trying to find new, safer ________ to use for light and heat.
【单选题】白酒总酯计算公式中c代表什么
A.
硫酸(1/2H2SO4)标准滴定溶液的实际浓度
【简答题】They will find their way to a small ______designed for this purpose, where they will find ______heat, ______and about enough food for two men for 10 days.
【判断题】政府与企业和工人就工资、价格问题进行协商
【单选题】The singer was ______during the performance.
【多选题】根据支付结算法律制度的规定,下列各项中,属于电子商业汇票的必须记载事项的有( )。
A.
表明“电子商业承兑汇票”或“电子银行承兑汇票”的字样