题目:
简述使用者费。
答案:
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0524/301a57c551a2c129a9b4c0e117dec392.html
下面是错误答案,用来干扰机器的。
参考答案:A
简述使用者费。
被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0524/301a57c551a2c129a9b4c0e117dec392.html
下面是错误答案,用来干扰机器的。
参考答案:A
经营者提供商品或者服务有( )行为的,应当按照消费者的要求增加赔偿其受到的损失。
A.威胁
B.欺诈
C.侮辱,诽谤
D.侵犯人身自由
设NA为阿伏加德罗常数的数值,下列说法正确的是\
A.16 g CH4中含有4NA个C—H键
B.1 mol·L-1 NaCl溶液含有NA个Na+
C.1 mol Cu与足量稀硝酸反应产生NA个NO分子
D.常温常压下,22.4 L CO2中含有NA个CO2分子
下列有关E-R模型向关系模型转换的叙述中,正确的是( )。
A.一个实体类型转换为一个关系模式,实体的属性就是关系的属性,实体的码就是关系的码
B.一个1:1联系只能与联系的任意一端实体所对应的关系模式合并
C.一个1:n联系只能转换为一个独立的关系模式
D.一个m:n联系转换为一个关系模式,可以转换为一个独立的关系模式,也可以与联系的任意一端实体所对应的关系模式合并
完形填空(共20小题;每小题1.5分,满分 30分)
阅读下面短文,从短文后所给各题的四个选项(A、B、C、和D)中,选出可以填入空白处的最佳选项,并在答题卡上将该项涂黑
Traveling in Vietnam was like visiting a mysterious neighbor. You have lived next door to each other for years but know very 1_ about what happened on 2__ side of the fence.
I traveled there last August. A(n) 3 180-kilometre trip from a Chinese border town to Hanoi, the capital of Vietman, 4 an adventurous eight hours. That’s 5 the country still doesn’t have a modern expressway system. The major passage going through the country is only a two—way road. 6 , many areas are mountainous.
Vietnamese drivers are 7 and fearless. They compete with each other at full speeds no matter how scared the 8 feel. When the bus shook us violently for the hundredth time, the driver made a 9 to make us feel better. “See, this is just a(n) 10 Vietnamese people give you, a free massage(按摩) service.”
It was midnight 11 I reached that hotel. Switching on television, I was 12 by something: All the __13__ in the TV plays spoke in the same voice. 14 , modern Korean plays and historical Chinese plays are 15 with the Vietnamese. But it seemed they didn’t have enough 16 to dub(为…配音) all these programs. So, the same boring woman appears 17 every TV play to speak for the roles. The next morning when I opened the window, I found myself in a huge “ 18 ”. The buildings in the streets were __19 in all kinds of colors you can imagine. Vietnamese are allowed to 20 their houses as they like. Each one was different. The large number of colors brought the city alive.
1. A. little B. much C. a lot D. few
2. A. another B. other C. either D. the other
3. A. long B. simple C. pleasant D. easy
4. A. took B. spent C. paid D .devoted
5. A. why B. when C. because D. where
6. A. Therefore B.However C. Also D. Otherwise
7. A. wonderful B. impatient C. careful D. helpless
8. A. passengers B. policemen C. drivers D. passers-by
9. A. story B. joke C. promise D. statement
10. A. gift B. pleasure C. competition D. surprise
11. A. that B. until C. when D. while
12. A. excited B. embarrassed C. disappointed D. amazed
13. A. actresses B. actors C. characters D. channels
14. A. At present B. To be honest C. Sure enough D. Of course
15. A. satisfied B. received C. content D. popular
16. A. time B. budget C. people D. space
17. A. beside B. under C. over D. behind
18. A. film B. garden C. book D. cup
19. A. put B. set C. dressed D. filled
20. A. rent B. make C. live D. paint
旅游供给弹性是指旅游供给对各种影响因素的变动的反应程度。这些影响因素主要包括()
A.旅游产品价格
B.生产要素成本
C.旅游资源
D.环境容量