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【单选题】
根据《旅行社杜条例》规定,旅行社应当 制 作和保存完整的业务档案,保存期最低为()。
A.
1 年
B.
2 年
C.
3 年
D.
5 年
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【简答题】资料: 1. 某工厂 12 月份发生下列收支结转经济业务:( 1 )出售 I 产品一批,售价 50 000 元,按 13% 税率计算增值税,货款已收到存入银行;( 2 )按出售 I 产品的实际销售成本 35 000 元转账;( 3 )按售价的 10% 计算销售产品应交纳的消费税 5 000 元;( 4 )以现金支付产品销售过程中的运输费 500 元、包装费 300 元;( 5 )以银行存款支付企业...
【简答题】A group of frogs were traveling through the forests, but unluckily two of them fell into a hole. The other frogs tried to help them. When they saw how 51 the hole was, they cried to the two frogs that...
【简答题】A group of frogs were traveling 1 the forests, but suddenly two of them fell into a hole. The other frogs tried to help them. When they saw how deep the hole was, they cried to the two frogs that they...
【判断题】He fell into a hole.
A.
正确
B.
错误
【简答题】影响氯化消毒效果的因素有哪些?
【多选题】影响氯化消毒效果的因素
A.
加氯量和接触时间
B.
水温
C.
混凝剂种类
D.
水中微生物的种类和数量
E.
水的PH值
【多选题】影响氯化消毒效果的因素有
A.
加氯量和接触时间
B.
水的pH值
C.
水的浑浊度
D.
微生物的种类和数量
E.
水温
【简答题】Listen to a conversation and check ( ✔ ) what happened to John. 1) He fell over a big stone. 2) He fell into a hole. 3) He broke his phone. 4) He broke his glasses. 5) His pants were torn. 6) His shir...
【简答题】A group of frogs were traveling through the forests, but unluckily two of them fell into a hole. The other frogs tried to help them. When they saw how deep the hole was, they cried to the two frogs,“W...
【多选题】影响氯化消毒效果的因素有
A.
加氯量和接触时间
B.
水的 pH
C.
水温
D.
水的浊度
E.
水中微生物的种类和数量
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