《电力系统分析基础(1)1350》15春在线作业1
一、单选题：
1. (满分:20)
A.
B.
C.
正确答案:A
2. (满分:20)
A.
B.
C.
正确答案:A
二、多选题：
1.架空输电线路各序参数的特点有( ) (满分:4)
A. 正序参数与负序参数相等
B. 正序参数大于负序参数
C. 零序参数大于正序参数
D. 零序参数大于负序参数
E. 架空地线使等值的零序阻抗参数减小
正确答案:ACDE
2.功角δ的物理意义为( ) (满分:4)
A. 作为电磁参数代表发电机q轴电势之间的夹角
B. 作为继续参数代表发电机转子之间的相对位置
C. 各发电机机端电压之间的夹角
D. 0
正确答案:AB
3.电力系统的备用容量按其作用可分为( ) (满分:4)
A. 负荷备用
B. 旋转备用
C. 事故备用
D. 国民经济备用
E. 检修备用
正确答案:ACDE
4.电力系统中枢点的调压方式有( ) (满分:4)
A. 顺调压
B. 改变变压器的变比调压
C. 逆调压
D. 常调压
E. 发电机调压
正确答案:ACD
5.调整用户端电压的主要措施有( ) (满分:4)
A. 改变变压器的变比
B. 改变有功功率
C. 改变发电机机端电压
D. 改变线路参数
E. 改变无功功率分布
正确答案:ACDE
作业名称：大学英语（3）2013秋第一套作业 客观题预算成绩：100 分 注意：客观题是指单选题、多选题、是非题等能自动判分的题！ 详细信息： 题号:1 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: She can speak Japanese better than ___ else. A、the one B、 .no one C、 anyone D、 another 学员答案:C 正确性:正确 题号:2 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: Mr Stone ___ ;aughs or smiles. A、dpesn't always B、 isn't always C、 don't always D、 never 学员答案:D 正确性:正确 题号:3 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: You may not go out ___ your work is done. A、before B、 until C、 where D、 as 学员答案:B 正确性:正确 题号:4 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: ___ all day, he was terribly hungry. A、Having not eaten B、 .Eating nothing C、 Not having eaten
D、 Nothing having eaten 学员答案:C 正确性:正确 题号:5 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: Use your head. Nothing taught by others can have the same effect on you as ___ is learned by yourself. A、what B、 those C、 that D、 the one 学员答案:A 正确性:正确 题号:6 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: Are you sure you don‘t have ___ advice to gi ve me？I really need ___. A、any, any B、 some, any C、 any, some D、 some, some 学员答案:C 正确性:正确 题号:7 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: Tom will come to see us ___ he is free tomorrow. A、if B、 until C、 while D、 as 学员答案:A 正确性:正确 题号:8 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:3.77 内容: No one here believes the reason ___ he gave for his lateness. A、that
题目1 正确 获得1.00分中的1.00分 The children _______ play with them. 选择一项： a. are wanting that b. want me for c. want me to d. want that I 反馈 正确答案是：want me to 题目2 正确 获得1.00分中的1.00分 Don't laugh ________ people when they are _____trouble. 选择一项： a. in….at… b. at….at… c. on… in… d. at… in… 反馈 正确答案是：at… in… 题目3 正确 获得1.00分中的1.00分 - Why does he look sad? - There are so many problems ____________. 选择一项： a. remaining to settle b. remained settling c. remaining to be settled d. remained to be settled 反馈
正确答案是：remaining to be settled 题目4 正确 获得1.00分中的1.00分 Charles regretted _____the TV set last year. The price has now gone down. 选择一项： a. of b. to buy c. from d. buying 反馈 正确答案是：buying 题目5 不正确 获得1.00分中的0.00分 The old lady is quarrelling as if she ______ mad. 选择一项： a. is b. were c. was d. are 反馈 正确答案是：were 题目6 正确 获得1.00分中的1.00分 Uncle Sam sent him a _______ bicycle as a birthday present. 选择一项： a. red sports new b. new red sports c. sports new red d. new sports red
大学英语一第一次作业 答案 HUA system office room 【HUA16H-TTMS2A-HUAS8Q8-HUAH1688】
一、单项选择题。本大题共40个小题，每小题 2.5 分，共100.0分。在每小题给出的选项中，只有一项是符合题目要求的。 1.— Hi! How do you do, Zhang — _______ A.How are you? B.Good afternoon. C.How do you do? D.Very fine. 2.—Jane, I’m coming to say good-bye. I’m leaving tomorrow.
— _______ A.I’m sorry. B.Oh, no. Why? C.Go slowly. D.Why soon Can’t you stay a few days longer 3.—Sam, this is my friend, Jane. —_______ A.I’m Sam. B.How are you? C.Glad to meet you, Jane. D.Very well, thank you. 4.— May I know your name, please
— _______ A.I’d rather not. B.Yes, you may. C.Jane Edwin. D.No, please don’t 5.—Haven’t seen you for ages. How are you — _______ A.Thank you a lot. B.It’s several years. C.Long time no see. D.Just so-so. 6.We’re glad that something _______ has come out of the situation. A.positive?
试题三 ★单选题：> Nazi concentration camp A 、紧紧抓住希望B 、纳粹集中营 C 、消失在远处D 、交换只言片语 ★单选题：> run afterA 、还钱B 、提供 C 、贷款给…D 、追逐；追求 ★单选题：> in essence A 、本质上B 、错过C 、贷款给…D 、急剧下滑 ★单选题：> bring back = ____ A、 reduce the amount of sth. B、 cause the memory of (sth.) to return C、 publish (a book,magazine)D、 introduce ★单选题：> set aside = ____ A、 save for a special purpose B、 begin a journey C、 begin doing sth. in an eager way D、 establish ★单选题：> Scott and Dickens are both excellent writers, but I prefer the ____. A、 last B、 later C、 late D、 latter ★单选题：> All flights ____ because of the snowstorm, many passengers could do nothing but take the train. A、 were canceled B、 had been canceled C、 have been canceled D、 having been canceled ★单选题：> He ____ the letter carefully before putting it in the envelop. A、 folded B、 pressed C、 turned D、 contacted ★单选题：> She opened the door very ____ as not to wake the baby. A、 attentively B、 cautiously C、 patiently D、 nervouly ★单选题：> _____such a good chance,he planned to learn more. A、 To be given B、 Having been given C、 Having given D、 Giving ★多选题：> The part of a telephone you speak into and listen from is called a receiver. A 、为你接听电话的人被称为接线员。 B 、你用电话机上被称为听筒的那部分接听电话。 C 、电话机上用来说话和听话的那部分叫听筒。 D 、你听话和说话用的是电话机的听筒。 ★多选题：> The application of new scientific discoveries to industrial production methods usually increases efficiency. A、工业生产中申请了新的科学发现，通常可以提高效率。 B 、把新的科学发现运用到工业生产上，通常可以提高效率。 C 、新的科学发现如果运用到工业生产中可大大提高效率。 D、科学方法中运用了新的工业生产方法，通常可以提高效 率。 ★多选题：> He is confident of winning the post of assistant to the managing director. ;.
v1.0可编辑可修改 1分） ■0.0 —hi, tom, how 's everything with you ,a nd how are you A) Don' t men ti on it B) Hm not too bad C) Thanks D) Pretty fast 参考答案：B 收起解析 解析： 无 2分) 0.0 —Hello, I ' m Harry Potter. —Hello, my n ame is Charles Gree n, but __________
v1.0可编辑可修改 A) call my Charles B) call me at Charles C) call me Charles D) call Charles me 参考答案：C 收起解析 解析： 无 3分) 0.0 When Lily came home at 5 . yesterday, her mother kitche dinner in the n. A) cooked B) was cook ing C) cooks D) has cooked 参考答案：B 收起解析 解析：
无 4分) Professor Smith promised to look ______ my paper, that is, to read it carefully before the defe nse. A) after B) over C) on D) into B) on C) over D) up
参考答案：A 收起解析 解析： 无 6分) 0.0 Our house is about a mile from the railway stati on and there are not many houses______ . A) in betwee n B) far apart C) among them D) from each other 参考答案：A 收起解析 解析： 无 7分） He _____ a dva ntage of the mome nt to leave the room. A) had
单选题 1(5分)、 There ______ seven days in a week. A、are B、is C、have D、has 参考答案：A 2(5分)、 Do you need ______ at once? A、to go B、go C、going D、goes 参考答案：A 3(5分)、 I ______ a big toy. A、have B、has C、having D、were 参考答案：A 4(5分)、 He ______ up to work at eight o’clock. A、gets B、get C、got D、getting 参考答案：A 5(5分)、 You'd better ______ now. A、does B、doing C、do D、did 参考答案：C 6(5分)、 We should never ______ today's work till tomorrow.
A、put on B、put off C、put away D、put up 参考答案：B 7(5分)、 We need ______ here this evening. A、to stay B、stay C、staying D、stayed 参考答案：A 8(5分)、 We can't ______ because we don't have wings. A、fly B、flies C、flying D、flied 参考答案：A 9(5分)、 You’d better ______ to see the doctor. A、going B、goes C、go to D、go 参考答案：D 10(5分)、 The weather is ______ hot A、too B、much C、more D、many 参考答案：A 11(5分)、 Tom doesn’t like bananas. Neither ______ his wife. A、do B、does C、is D、did
中国地质大学(武汉)远程与继续教育学院 大学英语3 课程作业1（共 4 次作业） 学习层次：专升本涉及章节：第一单元—第二单元 一、Make a suitable choice for the underlined word or phrase(选择与划线词或词组意思相同的选项) 1. We should not complain about taxes. A) feel unhappy B) say bad things C) care D) praise 2. What were the effects of the decision she made? A) reasons B) results C) causes D) bases 3.People don’t realize how serious this recession has actually been. A) know B) think C) doubt D) remember 4.First editions of certain popular books cannot be obtained for love or money. A) at any place B) at any price C) in any language D) in any country 5. About a quarter of the workers in the United States are employed in factories. A) third B) fourth
C) tenth D) fifteenth 6. In a bullfight, it is movement, not the color, of subjects that arouses the bull. A) confuses B) excites C) scares D) diverts 7. Passenger ships and planes are often equipped with ship-to-shore or air-to-land radio telephones. A) highways B) railroads C) sailboats D) aircraft 8. The firemen acted quickly because lives were at stake. A) in danger B) in despair C) out of condition D) out of danger 9.Mary called me up very late last night. A) shouted at me B) visited me C) telephoned me D) waked me 10. Mary gets up at the same time every morning. A) arises B) raises C) arrives D) stands up 11. Helen will leave immediately. A) far away
中国医科大学《大学英语1》在线作业 试卷总分：100 测试时间：-- 单选题 一、单选题（共 50 道试题，共 100 分。） V 1. Equipment should be tested and maintained for proper operation on a regular(). A. base B. ground C. basis D. field 满分：2 分 2. — (). —I’m terribly busy these days. A. How do you do? B. How old are you? C. How are things with you, Jimmy? D. Where are you from? 满分：2 分 3. The weather turned out to be very good, () was more than I had expected. A. of which B. which C. that D. in which 满分：2 分 4. Canada is larger than () country in Asia. A. any B. any other C. other
D. another 满分：2 分 5. He is a man of great experience, () much can be learned. A. who B. that C. from which D. from whom 满分：2 分 6. — ()!— Congratulations on your promotion! A. I'm engaged B. It's a boy C. I got promoted D. Thank you for your support 满分：2 分 7. — Shall I give you a ride as you look so tired?— Thank you. (). A. It’s your duty. B. Don’t mention it C. Do as you like D. It couldn’t be better 满分：2 分 8. — Would you like to go to the concert with us this evening?— (). A. No, I already have plans. B. I’m ill, so I shouldn’t go out. C. No, I really don’t like being with you. D. I’d love t o, but I am busy tonight. 满分：2 分 9. He wandered () the countryside.
大学英语三离线作业答 案 Document serial number【NL89WT-NY98YT-NC8CB-NNUUT-NUT108】
离线作业试卷列表2 一、单选? 1.第一部分：交际用语（共5小题；每小题3分，满分15分）- Would you be interested in seeing a film tonight- ____C______?分值：3 A. Not at all.??? B. Are you sure??? C. Great! I'd love to ??? D. You're welcome.???? 2.第一部分：交际用语（共5小题；每小题3分，满分15分）- Excuse me, could you tell me the way to P eople's Square- ____B______?分值：3 A. I don't understand you.??? B. Sorry, I'm a stranger here.??? C. Why don't you take a taxi??? D. Don't bother me.???? 3.第四部分：完形填空（共10小题；每小题1分，满分10分）30?C 分值：1 A. on mind??? B. in heart??? C. in mind??? D. on your mind???? 4.第四部分：完形填空（共10小题；每小题1分，满分10分）29 B?分值：1 A. with??? B. for??? C. to??? D. in???? 5.第四部分：完形填空（共10小题；每小题1分，满分10分）28 B?分值：1 A. impossible??? B. wonderful??? C. incapable??? D. practical???? 6.第一部分：交际用语（共5小题；每小题3分，满分15分）- I've got the first prize in the dancing ____C______?分值：3 A. You're welcome.??? B. It's very kind of you.??? C. Please accept my congratulations.??? D. Oh, really, I can't believe my ears.???? 7.第一部分：交际用语（共5小题；每小题3分，满分15分）- I've passed the ___D_______?分值：3 A. What a pity!??? B. I have the examination.??? C. Come on.??? D. Congratulations.???? 8.第一部分：交际用语（共5小题；每小题3分，满分15分）- I'm suffering from a ________A__?分值：3
Exercises 1.When and where shall we ___A____. A.meet B. met C. to meet D. meeting A.You __D_____show more respect for your elders. A.can B. could C. would D. must 3. It is necessary that I ___D____ return the books to him tomorrow. A. will B. can C. may D. should 4. She __B_____ to school by school bus at eight in the morning. A. go B. goes C. went D. gone 5. What __C_____the notice say? A. is, say B. is, said C. did, say D. does, say 6. I’ll tell her after Ruby __B____. A. leave B. leaves C. left D. is leaving 7. We __D_____ the result tomorrow. A. know B. knew C. has known D. will know 8. On November 1 we __D_____ in this house for thirty years. A. live B. will have C. are living D. will have been living 9. It __B_____ to rain soon. A. is B. is going C. will D. shall 10. Mary ___C_____ a dress when she cut her finger.
一、单项选择题（共10道小题，共100.0分） 1. The doctors ________ the medicines to the people in the flood area. 2. 1.distinguished 2.chose 3.annoyed 4.distributed 知识点:阶段作业一 学生答案:[D;] 标准答 案: D 得分:[10]试题分 值: 10.0 提示: 3. Facing the ________ situation the sales manager looked________ . 4. 1.puzzling, puzzled 2.puzzling, puzzling 3.puzzled, puzzled 4.puzzled, puzzling 知识点:阶段作业一 学生答[A;]标准答A
案:案: 得分:[10]试题分 值: 10.0 提示: 1. If you're late again you'll be________ from your job. 2. 1.referred 2.deserted 3.omitted 4.dismissed 知识点:阶段作业一 学生答案:[D;] 标准答 案: D 得分:[10]试题分 值: 10.0 提示: 1. We must strengthen our________ on the western border. 2. 1.defences 2.defects 3.defeats 4.defendants
知识点:阶段作业一 学生答案:[A;] 标准答 案: A 得分:[10]试题分 值: 10.0 提示: 1. Copper ________ electricity. 2. 1.cracks 2.equips 3.strikes 4.conducts 知识点:阶段作业一 学生答案:[D;] 标准答 案: D 得分:[10]试题分 值: 10.0 提示: 1. (错误) 2. I'm firm in my________ that he is a good teacher.
第一次在线作业 单选题 (共40道题) 展开 收起 1.（ 2.5分） -- How do you do, Mr. Wang? --_________________. A、How do you do? B、I’m doing fine. C、Nice to meet you. D、I’m OK. 我的答案：A 此题得分：2.5分 2.（2.5分） -- What’s up? --______________. ?A、How do you do? ?B、Hello. ?C、Nothing much. ?D、What’s down? 我的答案：C 此题得分：2.5分 3.（2.5分） -- ______________ -- Quite well.And you? ?A、Good to see you. ?B、How are you doing? ?C、Hi! ?D、What’s up? 我的答案：B 此题得分：2.5分 4.（2.5分） He responded with great anger ________this unfair treatment of his classmates. ?A、for ?B、at
?C、to ?D、with 我的答案：C 此题得分：2.5分 5.（2.5分） You should take an umbrella with you when you go to school _______of rain. ?A、in case ?B、in the case ?C、in cases ?D、in the cases 我的答案：A 此题得分：2.5分 6.（2.5分） He works ______. ?A、lone ?B、lonely ?C、alone ?D、lonesome 我的答案：C 此题得分：2.5分 7.（2.5分） He got up at 6:00 that day but he ________up at 7:00. ?A、usually getts ?B、getts usually ?C、usually gets ?D、gets usually 我的答案：C 此题得分：2.5分 8.（2.5分） The plane is scheduled to arrive ______ because of bad weather. ?A、lately ?B、late ?C、later ?D、latest
大学英语一第二次作业答案 题号:1 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: Putting in a new window will ___ cutting away part of the roof. A、include B、involve C、contain D、comprise 标准答案:B 题号:2 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: Before you leave, please ___ all the windows are closed. A、sure B、make sure C、certain D、assure 标准答案:B 题号:3 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: Young people are not to ___ to stand and look at works of art; they want art they can participate in. A、glad B、content C、confident D、generous 标准答案:B 题号:4 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: The textbook was compiled ten years ago. It needs ___. A、revised B、being revised C、revising D、revise 标准答案:C 题号:5 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: The football game comes to you ___ from New York. A、lively B、alive C、live D、living 标准答案:C 题号:6 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: I ___ the book I wanted to find before I left the bookstore. A、caught sight of B、caughgt C、got hold D、lost sight of 标准答案:A 题号:7 题型:单选题（请在以下几个选项中选择唯一正确答案）本题分数:5 内容: He perfers to live with his mother than ___ her alone. A、to leave B、leaving C、leave D、leaves
【1】Adam: Mmm….. This is the best pudding I've ever had! Celia: ________ I know you'd like it. 回答错误 A: Didn't't I tell you? B: Did I say it right? C: Is what I said right? D: What did I say? 答案What did I say? 【2】 A: East Bouren 54655. B: Hello. Terresa here. Can I speak to Jack, please? A: ________ B: OK. 回答错误 A: Who's that speaking? B: Could you take a message? C: I think she's gone shopping. D: Hold the line, please. 答案Hold the line, please. 【3】 A：I've just heard that the tickets for Swan Lake have been sold out！ B：Oh, no！______ 回答错误 A: I was looking forward to it. B: It doesn't matter. C: It's not at all interesting. D: I knew it already. 答案I was looking forward to it. 【4】 Thomas: Hey, you look concerned.______ Jack: The final exam. I'm not fully prepared yet. 回答错误
大学英语三作业 第一部分：交际用语（共5小题；每小题3分，满分15分） 1. — It’s really a good dinner, isn’t it? — ______B_________________ A. Yes, I’d like to go. B. Yes, the food is just wonderful. C. I’m glad to hear that. D. It’s very nice of you to say so. 2. — I’d like to open an account here. — _______C________________ A. Yes, Madam. How can I help you? B. Oh, yes, please. C. I see. What kind of account, please? D. You can do whatever you like. 3. — Thank you for this wonderful party. — _______C________________ A. It’s my pleasure. B. No, it’s not so good as you say. C. I’m so glad you enjoy it. D. What do you think about it now? 4. — I was wondering if you’d like to go skating? — ______C_________________ A. Are you really interested in going? B. I often go skating on Saturday. C. I’d love to, but I’m afraid I can’t do it today. D. Don’t you like it? 5. — Have a nice weekend! — _________D______________ A. Of course I will. B. So will I. C. Not at all. D. Thanks. You too! 第二部分：阅读理解（共10小题；每小题3分，满分30分） Passage 1 To us it seems so natural to put up an umbrella to keep the water off when it rains. But actually the umbrella was not invented as protection against rain. Its first use was as a shade (遮光物)against the sun! Nobody knows who first invented it, but the umbrella was used in very ancient times. Probably the first to use it were the Chinese, way back in the 11 century BC. We know that the umbrella was used in ancient Egypt and Babylon as a sunshade. And there was a strange thing connected with its use: it became a symbol of honour and authority. In the Far East in ancient times, the umbrella was allowed to be used only by royalty or by those in high
西南大学网络与继续教育学院课程考 试答题卷 学号：15133101 姓名： 层次： 大专 类别： 网教 专业： 公共课 201 5 年 6月 课程名称【编号】： 大学英语1 【0002】 A 卷题号一二三四五总分评卷人 得分 （横线以下为答题区） 一、大作业题目： Part I 英译汉 要求：将下列英语句子翻译成汉语，每题10分，任意选作5题，共50分，不要改变题号。 1、When he was 14 years old, Hans left home to find his fortune in Copenhagen. For a long and discouraging time, he was unable to find work. Finally he sent a play that he had written to the Royal Theater. 翻译：当他14岁的时候，汉斯离家去哥本哈根寻找他的财富。很长 一段令人沮丧的时间里他都没有找到工作。最后他只好给皇家剧院 送去了一个他事先写好的剧本。 2、Suddenly the men heard a great noise, and looked up. Their horses were fighting. The two men rushed up to stop them, but it was too late. The rich man’s horse had already been killed by the poor man’s. 翻译：突然他们听到了一声巨响，抬头看去，发现他门的马正在打架。两人冲上去阻止它们，但是已经太晚了，富人的马已经被穷人 的马杀死了。 3、Even after he became famous, however, Andersen still felt like an outsider. His personal relationships caused him much pain. Danish reviewers often criticized his stories and made fun of his appearance.
一、完形填空（共1道小题，共50.0分） 1. Monday is the beginning of the week; it is the day most Americans like worst. The day they ___1___ most is Saturday. Saturday is the ___2___ of the workweek; it is the beginning of the weekend. Life is ___3___ on the weekend; most Americans ___4___ care of their houses, cars and gardens. They sleep ___5___ in the morning. They enjoy the feeling that the time ___6___ to move more slowly. The workweek is for things you ___7___ to do; the weekend is for things you ___8___ to do. Some people may get in a car for a ___9___ in the country. They like to take part in a sports activity out of doors. And on Saturday night they might go to a public eating ___10___ or a film. a. A. like B. dislike C. spend D. leave b. A. middle B. beginning C. end D. day c. A. worse B. difficult C. bad D. different d.