东大14秋学期《网络教育学习指导》在线作业二答案

´óѧӢÓ¶þ£© 14ÇïѧÆÚ¡¶´óѧӢÓï(¶þ)¡·ÔÚÏß×÷Òµ2Ò»,µ¥Ñ¡Ìâ1. You can do whatever you wish you get the first place in the exam.A. so thatB. becauseC. as long asD. even if?ÕýÈ·´ð°¸£ºC2. The shrewd politician ______ his speech to suit the interests of the audience.A. adoptsB. relatesC. adaptsD. connects?ÕýÈ·´ð°¸£ºC3. It will be warmer tomorrow. The temperature will _________ again.¡¡A. fall belowB. go upC. stay aboveD. keep on?ÕýÈ·´ð°¸£ºB4. I don't know _______ to deal with such matter. It is so confusing.A. whatB. howC. whichD.whom?ÕýÈ·´ð°¸£ºB5. --_________ you good luck in the new year. -- The same to you.¡¡A. HopeB. WentC. WishD. Like?ÕýÈ·´ð°¸£ºC6. The old man passed while sleeping.A. overB.C. awayD. by?ÕýÈ·´ð°¸£ºC7. John swore his honor that he will never let out the secret.A. withB. byC. toD. in?ÕýÈ·´ð°¸£ºB8. They both have _____ work to do, so they are _____ busy.A. much too,too muchB. too much,much tooC. so many, tooD. to, much?ÕýÈ·´ð°¸£ºB9. --Why not come and join us in the game?--_____. But I must meet Mr. Smith at his office now.A. I'd like toB. Let's goC. Yes,pleaseD. It's a pleasure?ÕýÈ·´ð°¸£ºA10. He worked _____ the lock with a nail file and finally managed to get the door open.A. outB. forC. inD. on?ÕýÈ·´ð°¸£ºD11. If you want to know how a word is used, ________ the word up in the dictionary.A. referB. findC. searchD. look?ÕýÈ·´ð°¸£ºD12. I'm______ happy today.A. quiteB. quietC. muchD. quick?ÕýÈ·´ð°¸£ºA13. They always keep corresponding each other.A. toB. withC. asD. for?ÕýÈ·´ð°¸£ºB14. We usually _____ hello to each other.A. tellB. talkC. speakD. say?ÕýÈ·´ð°¸£ºD15. Professor Smith promised to look ______ my paper, that is, to read it carefully before the defense.A. afterB.overC.forwardD.out?ÕýÈ·´ð°¸£ºB16. There are a lot of school children in the long line outside, ________ to get tickets for the show.A.pleasedB.worriedC.eagerD.excited?ÕýÈ·´ð°¸£ºC17. The car would not stop so that it into the wall.A. crashedB. hitC. bumpedD. rammed?ÕýÈ·´ð°¸£ºA18. -- Do you still have a headache, Bill? -- No, it's _________. I'm all right now, mum.A. droppedB. runC. leftD. gone?ÕýÈ·´ð°¸£ºD19. I'm sure the book is very ________ and children are ______ it.A. interested,interestingB. interesting,interested inC. interested in,interestingD. interesting,interested?ÕýÈ·´ð°¸£ºB20. -- Hello, I'm Harry Potter.-- Hello, my name is Charles Green, but ______.A. call my CharlesB. call me at CharlesC. call me CharlesD.call Charles me?ÕýÈ·´ð°¸£ºC21. --You haven't been to Macao, have you? --_____.How I wish to go there!A.Yes,I haveB. Yes, I haven'tC. No, I haveD. No, I haven't?ÕýÈ·´ð°¸£ºD22. On my way home I saw a dog _______ on the ground.A. lyingB. liesC. liedD. lie?ÕýÈ·´ð°¸£ºA23. Don¡¯t let the child play with scissors_____ he cuts himself.A. in caseB. now thatC. so thatD. only if?ÕýÈ·´ð°¸£ºA24. Lucy runs much faster than ______ in her class.¡¡A. any other girlB. any girlC. all girlsD. every girl?ÕýÈ·´ð°¸£ºA25. _________ picture books in class, please.A. Not readB. No readC. Not readingD. Don't read?ÕýÈ·´ð°¸£ºD¶þ,ÍêÐÍÌî¿Õ1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD1. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA2. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.ÕýÈ·´ð°¸£ºA3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD3. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB4. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA5. Overhead bridges can be seen in many parts of Singapore, in the place where trafficis very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA5. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC5. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC5. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB5. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA5. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in verymuch the same way as zebra crossings.TÕýÈ·´ð°¸£ºA6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC6. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC7. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA8. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA9. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.ÕýÈ·´ð°¸£ºC10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD10. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC11. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD12. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC12. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD12. Overhead bridges can be seen in many parts of Singapore, in the place where trafficis very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºB12. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA12. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºD12. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA13. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºC13. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very much the same way as zebra crossings.TÕýÈ·´ð°¸£ºA13. Overhead bridges can be seen in many parts of Singapore, in the place where traffic is very heavy and crossing the road is 1 .These bridges can make people 2 roads safely. Overhead bridges are used in very。

A.
电导
B.
电阻
C.
电纳
D.
导纳
?
正确答案：B
6.频率调整可以分为一次、二次和三次调节，其中可以实现无差调节的是（ ）
A.
一次
B.
一、三次均可以
C.
一、二次均可以
D.
二次
?
正确答案：D
7.在下列各种故障类型中，属于纵向故障的是（ ）
A.
两相短路
B.
两相短路接地
C.
单相接地短路
D.
两相断线
?
正确答案：D
A.
两相短路
B.
单相断线
C.
单相接地短路
D
14.理想同发电机，q轴电抗的大小顺序为( )
A.
xq=xq″
B.
xq>xq″
C.
xq<xq″
D.
都不对
?
正确答案：B
15.系统发生两相短路接地故障时，复合序网的连接方式为（ ）
A.
正序、负序、零序并联
B.
正序、负序并联，零序开路
A.
A
B.
B
C.
C
D.
D
?
正确答案：C
3.等面积定则中所涉及的减速面积表示( )
A.
转子动能的增加量
B.
转子动能的减少量
C.
转子动能维持一个不变的量
D.
定子动能的减少量
?
正确答案：B
4.中性点不接地系统发生单相金属性接地故障，中性点对地电位升高为（ ）
A.
A
B.
B
C.
C
D.
D
?
正确答案：A

C.安全层的含义和OSI层次安全的含义是完全相同的
D.应用安全层支持服务安全层
?
正确答案：C
5.网络安全是在分布网络环境中对（）提供安全保护。
A.信息载体
B.信息的处理、传输
C.信息的存储、访问
D.上面3项都是
?
正确答案：D
6.从安全属性对各种网络攻击进行分类，阻断攻击是针对（）的攻击。
A.机密性
B.可用性
A.多一道加密工序使密文更难破译
B.提高密文的计算速度
C.缩小签名密文的长度，加快数字签名和验证签名的运算速度
D.保证密文能正确地还原成明文
?
正确答案：C
10.完整性服务必须和（）服务配合工作，才能对抗篡改攻击。
A.机密性
B.可审性
C.可用性
D.以上3项都是
?
正确答案：B
二,多选题
1.特洛伊木马主要传播途径主要有（）和（）。
A.错误
B.正确
?
正确答案：B
2.后门最初是程序员为了调试和测试程序而使用的。
A.错误
B.正确
?
正确答案：B
3.完整性服务也必须和身份标识、身份鉴别功能结合在一起。
A.错误
B.正确
?
正确答案：B
4.数据包过滤不能进行内容级控制。
A.错误
B.正确
?
正确答案：B
5. Access VPN的拨入方式包括拨号、ISDN、数字用户线路(xDSL)等，惟一的要求就是能够使用合法IP地址访问Internet，具体何种方式没有关系。
A.攻击剧本数据库
B.预警器
C.规划者
D.管理者
?
正确答案：ABC
10.目前用于探测操作系统的方法主要可以分为两类：( )和( )。

14秋学期《行政组织学》在线作业2
单选题判断题
一、单选题（共15 道试题，共75 分。

）
1. 4．摩擦双方互相损害对方利益的组织摩擦是( )
A. 竞争性摩擦
B. 暴力性摩擦
C. 对抗性摩擦
D. 正常性摩
-----------------选择：C
2. 3．强调治国要做到“君君、巨臣、父父、子子”，维护严格等级秩序的是（）
A. 孔子
B. 孟子
C. 荀子
D. 老子
-----------------选择：A
3. 3.下列哪一项不是行政组织的内部目标？
A. 机关管理
B. 绩效管理
C. 维护社会公平
D. 资源管理
-----------------选择：C
4. 5．在某种意义上，情感型管理是一种（）的管理方法.
A. 以人为本
B. 以法为本
C. 以制度为本
D. 以效率为本
-----------------选择：A
5. 6．行政组织编制方案从设计到批准实施，都要以（）为基础。

A. 调查研究
B. 理论学习
C. 上级政策
D. 国家法令
-----------------选择：A
6. 2．影响行政组织生存与发展的一切要素的总和，构成了行政组织的（）。

A. 环境
B. 因素
C. 制度
D. 结构
-----------------选择：A
7. 1．行政组织各要素的排列组合方式构成了行政组织的( )。

14秋学期《常用电器控制技术(含PLC)Ⅰ》在线作业2
一,判断题
1. HH系列铁壳开关合闸后，开关盖不能自由打开。

（）
A. 错误
B. 正确
正确答案：B
2. HK系列刀开关不宜分断有负载的电路。

（）
A. 错误
B. 正确
正确答案：B
3. 瞬动型位置开关的性能优于蠕动型。

（）
A. 错误
B. 正确
正确答案：B
4. 接触器除通断电路外，还具有短路和过载的保护功能。

（）
A. 错误
B. 正确
正确答案：A
5. 中间继电器的输入信号为线圈的通电和断电。

（）
A. 错误
B. 正确
正确答案：B
6. 分析电气图可按布局顺序从右到左、自上而下地逐级分析。

（）
A. 错误
B. 正确
正确答案：A
7. 互连图是表示电路单元之间的连接情况，通常不包括单元内部的连接关系。

（）
A. 错误
B. 正确
正确答案：B
8. HH系列铁壳开关的触点形式只有单断点楔形触点一种。

（）
A. 错误
B. 正确
正确答案：A。

A.错误
B.正确
?
正确答案：A
10.因为ΔrGmq==－RTlnKq?，所以ΔrGmq是在温度T时，化学反应达到平衡状态时的吉布斯函数变。
A.错误
B物理化学》在线作业2
一,单选题
1.物质的量为n的理想气体恒温压缩，当压力由p1变到p2时，其△G是( )。
A.
B.
C.
D.
?
正确答案：D
2.某理想气体在TK条件下，使体积由V1变化到V2，所做的体积功为W，吸收的热量为Q。则两者的关系正确的是( ).
A. W>Q；
B. W< Q；
C. W=Q；
A. >；
B. =；
C. <；
D.无法确定
?
正确答案：A
二,判断题
1.对基元反应A+2B→C，其反应物A的速率方程为：
A.错误
B.正确
?
正确答案：B
2.对同一反应，活化能一定，则反应的起始温度愈低，反应的速率系数对温度的变化愈敏感。
A.错误
B.正确
?
正确答案：B
3.朗缪尔定温吸附理论只适用于单分子层吸附。
D.无确定关系
?
正确答案：C
3.某系统如图所示，抽去隔板，则系统的熵（）。
A.增加；
B.减小；
C.不变；
D.无法确定
?
正确答案：C
4.某反应A→B的速率常数k=1×10-5mol·dm-3·s-1，反应的起始浓度为0.1·dm-3，此反应进行完全所需要的时间（）。
A. 15min；
B. 10min；
7.理想气体经可逆与不可逆两种绝热过程( )。
A.可以从同一始态出发达到同一终态；

14秋学期《管理咨询》在线作业2
一,单选题
1. M企业是一家航空运输企业，每年不含税的销售额一直保持在160万元左右。

该企业每年购买的不含税外货物总额为110万元左右。

假设该企业是增值税的小规模纳税人，下列哪一征收率是其适用的（）。

A. 3%
B. 6%
C. 13%
D. 17%
?
正确答案：A
2. 某评估机构于2000年1月对某设备进行评估，该设备为1990年1月购建，帐面原值为100万元。

已知1990年1月定基物价指数为120%，1995年定基物价指数为140%，评估基准日定基物价指数为160%，该设备综合成新率为60%，则该设备的评估值最接近于（）。

A. 96万元
B. 68.57万元
C. 80万元
D. 161.28万元
?
正确答案：C
3. 某可比交易实例成交地价为3000元/m2，对应使用年期为30年，若待估宗地出让年期为40年，土地资本化率为7%，则通过年限修正该宗土地的价格最接近于（）。

A. 2900元/m2
B. 3223元/m2
C. 3322元/m2
D. 4000元/m2
?
正确答案：B
4. 资产评估的（），是指资产评估的行为服务于资产业务的需要，而不是服务于资产业务当事人的任何一方的需要。

A．C．
A. 公正性
B. 市场性
C. 咨询性
D. 专业性
?
正确答案：A。

C.“平均地权”
D.“创立合众政府”
?
正确答案：ABC
5.北伐战争中准备推翻的北洋军阀主要有（）
A.张作霖
B.张勋
C.吴佩孚
D.孙传芳
?
正确答案：ACD
14秋学期《中国近代史纲要》在线作业2
一,单选题
1.抗日战争时期，中国共产党解决农民问题的基本政策是（）
A.土地国有
B.没收地主土地
C.减租减息
D.按人口平均分配土地
?
正确答案：C
2.使中国共产党在政治上大大前进了一步，开始了从大革命失败到土地革命兴起的转折的会议是（）
A.遵义会议
B.八七会议
C.洛川会议
?
正确答案：ABCD
2.五四运动中北洋政府罢免的亲日派官僚是（）
A.曹汝霖
B.段祺瑞
C.章宗祥
D.陆宗舆
?
正确答案：ACD
3.新文化运动的基本口号是（）
A.民主
B.自由
C.科学
D.人权
?
正确答案：AC
4. 1905年8月在日本东京成立的中国同盟会的政治纲领是（)
A.“驱除鞑虏，恢复中华”
B.“创立民国”
?
正确答案：D
二,多选题
1. 1949年1月22日，李济深、沈钧儒等民主党派的领导人和著名的无党派人士55人联合发表《对时局的意见》（）
A.一致拥护中共提出的召开政治协商会议的主张
B.一致拥护中共提出的成立联合政府的主张
C.表示愿在中共领导下“献其绵薄、共策进行
D.表明中国各民主党派和无党派民主人士自愿地接受了中国共产党的领导
A.中国外资企业的增多
B.中国正式加入世界贸易组织
C.中国外部条件的变化

15386184
A. 2
B. 3
C. 8
D. 9
-----------------选择：C
6.
下列陈述中正确的是
A.二叉树是度为2的有序树
B.二叉树中结点只有一个孩子时无左右之分
C.二叉树中必有度为2的结点
D.二叉树中最多只有两棵子树，并且有左右之分
-----------------选择：D
7.
一棵二叉树高度为h,所有结点的度或为0，或为2，则这棵二叉树最少的结点数有
-----------------选择：A
12.
在任意一棵二叉树的前序序列和后序序列中，各叶子之间的相对次序关系
A.不一定相同
B.都相同
C.都不相同
D.互为逆序
-----------------选择：B
13.
已知函数Sub(s,i,j)的功能是返回串s中从第i个字符起长度为j的子串，函数Scopy(s,t)的功能为复制串t
到s。若字符串S=″SCIENCESTUDY″，则调用函数Scopy(P,Sub(S,1,7))后得到
A. P=″SCIENCE″
B. P=″STUDY″
C. S=″SCIENCE″
D. S=″STUDY″
-----------------选择：A
14.
一棵左右子树均不空的二叉树在先序线索化后，其中空的链域的个数是
A. O(1)
B. O(n)
C. O(nlogn)
D. O(n2)
-----------------选择：B
17.
在下列存储形式中，哪一个不是树的存储形式
A.双亲表示法
B.孩子链表表示法
C.孩子兄弟表示法
D.顺序存储表示法

A.降低
B.升高
C.不变
D.升高然后降低
?
正确答案：A
二,多选题
1.固体废物压实处理具有以下优点：（）
A.便于运输；
B.减轻环境污染；
C.快速安全造地；
D.节省贮存或填埋场地；
?
正确答案：ABCD
2.活性污泥系统有效运行的基本条件是：（）
A.废水中含有足够的不溶性易降解有机物，作为微生物生理活动必需的营养物质；
B.粉尘随着比表面积增大、含水量减少及温度升高，其荷电量增加。
C.粉尘随着比表面积增大、含水量减少及温度降低，其荷电量增加。
D.粉尘随着比表面积增大、含水量增大及温度升高，其荷电量增加。
?
正确答案：C
3.在（）的中上部，由于受阳光紫外线辐射，使O2发生化学反应生成了O3而形成了臭氧层。
A.对流层
B.平流层
三,判断题
1.固体废物最终处理采用陆地处置的基本要求是废物的体积应尽可能大，废物本身无较大危害性，废物处理设施结构合理。
A.错误
B.正确
?
正确答案：A
2. 1970年巴西总统为了解决东北部的贫困问题，做出了开发亚马逊地区的正确决策。
A.错误
B.正确
?
正确答案：A
3.高分子混凝剂易受pH、温度、共同存在的其它盐类的影响。
C.电离层
D.中间层
?
正确答案：B
4.原煤脱硫技术不包括：（）
A.煤的洗选技术
B.煤的气化技术
C.水煤浆技术
D.循环流化床燃烧技术
?
正确答案：D
5.煤矸石的综合利用不包括（）
A.用煤矸石作燃料。
B.用煤矸石生产砖、瓦。
C.从煤矸石中提取金属。

国家开放大学秋季学期电大考试开放教育学习指导题库及答案《开放教育学习指南》作业一、单项选择题1.《开放教育学习指南》是开放教育学生的（A）A.公共基础课B.实践课C.专业基础课2.1978年，邓小平批准创立中央广播电视大学，中央广播电视大学和全国28个省、自治区、直辖市广播电视大学首次开学的时间是（B）A.1978年2月6日B.1979年2月6日C.1980年2月6日3.IP课件播放时，通常会将计算机屏幕分成三个区域，这三个区域不包括（C）A.老师授课的录像画面B.课程内容提要C.学生信息4.SQ3R阅读技巧指的是（A）A.概览、提问、阅读、复述、复习B.概览、提问、阅读3遍C.概览、提问、阅读、作业、练习5.按现行开放教育免修免考管理规定，下列各教育类型可替代开放教育课程总学分比例正确的是（B）A.电大课程（含注册生）可替代必修总学分的比例90%B.国家自学考试课程可替代必修总学分比例的40%A.录像教材B.录音教材C.文字教材7.倡导并批准创办广播电视大学的是（B）A.毛泽东B.邓小平C.江泽民8.电大在线远程教学平台课程论坛的主要功能是（B）A.资源存储B.学习交流A.使用学号（或用户名）及密码进行登录C.使用手机号码及密码进行登录10.关于个人学习空间，下列说法不妥当的是（C）A.要尽量创造一个相对独立的、舒心的、安静的学习空间B.如果你的住所离教学点比较近，可以选择去教学点上自习C.上班时间在单位学习11.关于开放教育学生的毕业及毕业证书，正确的说法是（B）A.学生只要累积的学分达到最低毕业学分数要求就可以毕业B.毕业证书由中央广播电视大学颁发并报教育部进行电子注册C.毕业证书由省级广播电视大学颁发并报当地教育厅进行电子注册12.关于勤学，下列说法不正确的是（C）A.安排好业余时间，每天都要有进步B.多听、多看、多记C.在考试前一次性完成全部作业13.关于学习计划，下列说法不妥当的是（B）A.开放教育的学生需要制订好个人学习计划B.同班同学的学习计划是一样的C.个人要根据自己的主客观条件制定学习计划14.记笔记时应该注意避免（B）A.自己重新组织语言B.直接抄录教材原文C.随时记录15.教育部批准中央广播电视大学实施开放教育试点的时间是（B）A.1978年B.1999年C.2022年16.截至2022年，分布在全国电大系统的县级电大教学点的数量是（B）A.1000多个B.2000多个C.3000多个17.开放教育的“校园”是由人网、天网、地网组成的一个教学网络及学习环境，这个“校园”不包括：（C）A.用于传输开放教育教学资源的卫星电视网络B.各级电大及其开展教学活动的网络教学平台C.开放教育学生组成的学习小组18.开放教育的具体教学实施单位是（C）A.中央广播电视大学B.省级广播电视大学C.教学点19.开放教育的学习方式主要是（A）A.自主学习B.听老师讲授C.全日制学习20.开放教育二年制专科专业的最短学习年限不低于（B）A.一年半B.二年半C.三年半21.开放教育课程学习的一个重要特点是（A）A.学导结合B.开卷考试C.不用写平时作业22.开放教育实行“五统一”管理方式，“五统一”的内容包括（A）A.统一教学计划、统一课程标准、统一教材、统一考试和统一评分标准B.统一教学计划、统一课程标准、统一教材、统一教学过程和统一考试C.统一课程标准、统一教学过程、统一教材、统一学籍管理和统一考试23.开放教育这种教育形式属于（A）A.现代远程教育B.普通全日制教育C.函授教育24.可以对zip或rar格式的压缩文件进行解压缩的软件是（C）A.AdobeReaderB.FlashGetC.WinRAR25.联合国科教文组织“国际21世纪教育委员会”提出教育的四大“支柱”：是学会做事、学会共处、学会生存和（C）。

A. 1、2、3、4。

4.答案：C满分：5 分6. 一杯热水放在空气中，它总是要冷却到与周围环境相同的温度。

在这一自发的过程中，水和环境的熵的变化情况为A. 水的熵减小了。

环境的熵也减小了B. 水的熵增加了。

环境的熵也增加了。

C. 水的熵减小了。

环境的熵增加了D. 水的熵增加了。

环境的熵减小了答案：C满分：5 分7.A. 等容过程B. 等压过程C. 等温过程D. 绝热过程答案：A满分：5 分8.把电荷由A点移到B点时下述说法正确的是：A. 若把正电荷由A点移到B点外力克服电场力作正功，则A点比B点的电势低；若把负电荷由A点移到B点时，电场力作正功，则A点也比B点的电势低B. 若把正电荷由A点移到B点外力克服电场力作负功，则A点比B点的电势低；若把负电荷由A点移到B点时，电场力作负功，则A点也比B点的电势低C. 若把正电荷由A点移到B点外力克服电场力作正功，则A点比B点的电势高；若把负电荷由A点移到B点时，电场力作正功，则A点也比B点的电势高D. 若把正电荷由A点移到B点外力克服电场力作负功，则A点比B点的电势低；若把负电荷由A点移到B点时，电场力作正功，则A点也比B点的电势高答案：A满分：5 分9.A答案：D满分：5 分10. 两种不同的理想气体，若它们的最可几速率相等，则它们的A. 平均速率相等，方均根速率相等B. 平均速率相等，方均根速率不相等C. 平均速率不相等，方均根速率相等D. 平均速率不相等，方均根速率也不相等答案：A满分：5 分11.答案：D满分：5 分12.现有10g 氧气盛在容积为2 L 的容器内，压强为90.659 kPa ，则该氧气的温度为T ；单位体积的分子数为n 。

它们的值分别为：A. T = 69.8 K ；n = 9.4 × 10 25 m – 3B. T = 698 K ；n = 9.4 × 10 25 m – 3C. T = 69.8 K ；n = 94 × 10 25 m – 3D. T = 698 K ；n = 94 × 10 25 m – 3答案：A满分：5 分13.一台工作在温度分别为327°C和27°C的高温热源与低温热源之间的卡诺热机其效率为η。

14秋学期《卫生事业管理学》在线作业2
一,单选题
1. 针对慢性病的高危人群，我们采取（）级预防策略
A. 三
B. 二
C. 五
D. 六
正确答案：A
2. （）是各项社会事业发展的前提。

A. 社会制度
B. 人口状况
C. 科技发展
D. 经济基础
正确答案：D
3. 采用商业医疗保险模式的国家是（）。

A.
瑞士
B. 瑞典
C. 阿根廷
D. 波兰
正确答案：A
4. ( )是全新医疗服务中心和医疗技术教育指导中心，是农村三级医疗预防保健网的顶层。

A. 乡镇卫生院
B. 县公共卫生机构
C. 村级卫生组织
D. 县医院
正确答案：D
5. （）是个人或利益集团为了自身的经济利益，凭借政府保护进行的寻求财富而造成资源浪费的活动。

A. 寻租行为
B. 搭便车现象
C. 资源配置
D. 政府干预
正确答案：A
6. 卫生预算的监督内容布包括（）。

A. 预算是否合理。

4. 66.赫尔巴特的教育观是一元论的，主要把教育看成是接受过程，强调教师、教授、教材的主导作用（）。
A.错误
B.正确
?
正确答案：A
5. 30.有些原始资料与当事人的政治态度、个人偏好等个人因素夹杂在一起，而非客观中立的事件报导，因而要求的研究者有较强的知识基础和判断能力，这说的是比较研究法存在的一个主要不足之处（）。
A.张季信
B.罗廷光
C.蔡元培
D.夏承枫
?
正确答案：B
4. 82.（）是教育民主化的基本保证。
A.教育质量平等
B.教育效果平等
C.教育普及化
D.
教育终身化
?
正确答案：C
5. 129.（）被认为是人力资本理论的奠基者。
A.
舒尔茨
B.贝克尔
C.丹尼森
D.闵塞
?
正确答案：A
6. 74.（）是指教育从一个较低的水平或地位提高到一个较高的水平或地位，它涵盖数量、质量，效益的上规模、上层次、上水平。
14秋学期《教育管理学》在线作业2
一,单选题
1. 36.我国义务教育法颁布于（）。
A. 1982
B. 1993
C. 1987
D.
1986
?
正确答案：D
2. 105.身体发展是指机能的正常发育和（）的增强。
A.健康
B.体魄
C.技能
D.
体质
?
正确答案：D
3. 7.1942年出版的《教育行政》一书的作者是（）。
A.
中等教育制度由双轨制向单轨制转化
B.
教育结构既高度分化又高度整合
C.
教育的类型、层次、形式多样化
D.
双轨制教育仍占主要地位

14春学期《网页制作》在线作业2单选题一、单选题（共20 道试题，共100 分。

）1. 在Dreamweaver中，下面关于层的说法错误的是：A. 层可以被准确地定位于网页的任何地方B. 还可以规定层的大小C. 层与层还可以有重叠，但是不可以改变重叠的次序D. 可以动态设定层的可见与否-----------------选择：C2. 在Dreamweaver中，在预览时，要使层的右方和下方出现滚动条而不论元素是否溢出，要选择Overflow的下拉选项中的哪个选项：A. autoB. scrollC. visibleD. hidden-----------------选择：B3. 添加背景音乐的HTML标签是（）A. bgmusicB. bgsoundC. musicD. bgcolor-----------------选择：B4. 在Dreamweaver中，有8种不同的垂直对齐图像的方式，要使图像的底部与文本的基线对齐要用哪种对齐方式：A. BaselineB. Absolute BottomC. BottomD. Browser Default-----------------选择：A5. 在Dreamweaver中插入单行文本域时，下面不是文本域形式的是：A. 单行域B. 口令域C. 多行域D. 限制行域-----------------选择：D6. 当Flash 导出较短小的事件声音（例如按钮单击的声音）时，最适合的压缩选项是：A. ADPCM 压缩选项B. MP3 压缩选项C. Speech 压缩选项D. Raw 压缩选项。

正确答案：ABCD
三,判断题
1.对系统的开发进行可行性分析研究，是要决定该系统是否实施开发。
A.错误
B.正确
?
正确答案：B
2.在网络环境下建立管理信息系统的最简单的数据分布策略是，将共享数据集中存储在文件服务器上，而把共享数据的副本和非共享数据按用户的需要垂直划分为带公共关键字的应用子集，然后分散在各自的工作站上。
A.错误
B.正确
?
正确答案：B
6.从系统分析的逻辑模型设计到系统设计的物理模型的设计有一个固定的转换方法。
A.错误
B.正确
?
正确答案：A
7.在系统分析阶段，描述处理逻辑的工具就是数据流程图。
A.错误
B.正确
?
正确答案：A
8. MRP、ERP、SCM等都是计算机软件系统。
A.错误
B.正确
?
正确答案：A
B.追踪法
C.白箱法
D.演绎法
?
正确答案：C
二,多选题
1.在代码设计时，应考虑的问题有。
A.代码的系统化
B.要预留足够的位置
C.编码要采用数字形式
D.编码要有校验位
?
正确答案：AB
2.数据的属性按动态特性可以分为。
A.固定值属性
B.半固定值属性
C.固定个体变动属性
D.随机变动属性
?
正确答案：ACD
3.在编写程序前，还需对程序模块的处理逻辑作进一步的详细描述，常用的描述工具有。
正确答案：C
3.如果要删除一个字符变量中首部空格，应用使用函数。
A. Rtrim（）
B. Ltrim（）
C. Str（）
D. Mid（）
?

14秋学期《安全法学》在线作业2
一,单选题
1. GB/T13861-1992《生产过程危险和有害因素分类与代码》属于（）标准，GB9448-1999《焊接与切割安全》属于（）标准，GB5306-1985《特种作业人员安全技术考核管理规则》属于（）标准。

A. 管理，技术，基础
B. 技术，基础，管理
C. 基础，技术，管理
D. 管理，基础，技术
?
正确答案：C
2. 颁发管理机关发现已获证企业不再具备《安全生产许可证条例》规定的安全生产条件的，予以（）或者（）安全生产许可证。

A. 暂扣，吊销
B. 扣留，销毁
C. 暂停，暂扣
D. 收回，扣留
?
正确答案：A
3. 对同一安全生产事项的技术要求，行业安全生产标准（）国家安全生产标准。

A. 可以高于
B. 不得高于
C. 应当高于
D. 必须等于
?
正确答案：A
4. 生产经营单位新建、改建、扩建工程项目的安全设施，必须与主体工程（）。

A. 同时设计、同时施工
B. 同时设计、同时施工、同时投入生产
C. 同时设计、同时施工、同时投入生产和使用
D. 同时施工、同时投入生产和使用
?
正确答案：C
5. 安全生产许可证颁发管理机关工作人员向不符合《安全生产许可证条例》规定的安全生产条件的企业颁发了安全生产许可证，应给予（）的行政处分；构成犯罪的，依法追究刑事责任。

A. 警告或者记过
B. 记过或者降级。