皮皮学，免费搜题
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【简答题】
A: Good morning! B: Good morning! A: Come in and sit down, please. 1_______ B: Thank you. My name is Nancy White. A: OK, Miss White. 2_____ B: I’m 19. I graduated from a tourism vocational school last year. A: 3_____ B: Hotel Service. A: Have you got any certificate? B: Yes, I’ve got working licenses of front desk service, housekeeping service, food and beverage service. A: 4______ B: Yes. Before I graduated from the school, I had been sent some hotels to have practical training for half a year. A: That’s fine. Thank you, Miss White. 5____ A. Have you got any working experience ? B.What is your major? C. May I have your name? D. We will tell you our decision later. E. Tell us something about yourself.
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皮皮学刷刷变学霸
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【单选题】20× 8 年 3 月某外贸公司从某地板生产企业购进实木地板 50 箱用于出口,取得生产企业开具的专用发票, 价款 150 万元, 税款 24 万元。 支付购实木地板的运输费用 1.2 万元。该批实木地板出口销售时取得 收入 220 万元。实木地板生产企业适用的增值税税率 1 6 % 。 消费税税率 5% 。外贸公司出口该批实木地板应退的消费税是( )万元。
A.
7.5
B.
7.89
C.
11
D.
11.58
【单选题】it's is far to walk?
A.
Cooking. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
B.
I’m outgoing and helpful. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
Hello, I’m Peter. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
D.
Yes, the name is Joe Smith. Is it far to walk ? prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
E.
No. It’s about five minutes’ walk prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【简答题】设总体 X 和 Y 都服从正态分布N(0, 3 2 ),而 和 分别是来自总体 X 和 Y 的简单随机样本,则统计量 服从 自由度为 _____的t分布.
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