问题 单项选择题 共用题干题

服务器的部署是网络规划的重要环节。某单位网络拓扑结构如图4-9所示,需要部署VOD服务器、Web服务器、邮件服务器,此外还需要部署流量监控服务器对单位内部网络流量进行监控。VOD服务器应部署在位置(1),Web服务器应部署在位置(2),流量监控服务器应部署在位置(3)。上述服务器中,流出流量最大的是(4),流入流量最大的是(5)。

空白(4)处应选择()

A.VOD服务器

B.Web服务器

C.流量监控服务器

D.邮件服务器

答案

参考答案:A

完形填空
My First Trip in the United States
I still remember my first day in the U. S. very clearly. My friend was waiting for me when my plane   36  at Kennedy Airport at three o’clock in the afternoon. The weather was very  37 and it was snowing, but I was too excited to   38  . From the airport, my friend and I took a taxi to my    39   .On the way, I saw the skyline of Manhattan for the   40  time and I looked in surprise at the famous skyscrapers(摩天大楼) and their man-made   41  .  42   me unpack at the hotel, my friend left and promised to return the next day.
  43  my friend had left, I went to a   44   near the hotel to get something   45    . Since I couldn’t speak a single word of English, I couldn’t tell the    46   what I wanted. I was very worried and started to make some   47   ,but he didn’t understand me. Finally, I ordered the    48  thing as the man at the next table was   49   . After dinner, I started to walk along Broadway   50   I came to Times Square with its theatres, neon lights, and crowds of people. I did not feel tired, so I   51  to walk around the city. I wanted to see   52  on my first day, although I knew it was impossible.
When I returned to the hotel, I couldn’t fall asleep, lay    53  and thought about New York. It was a very big and amazing city with many high-rise buildings and streams of cars, and full of   54  and busy people. I also decided right then that I had to learn to    55  .
小题1:
A.took offB.landedC.droppedD.reached
小题2:
A.hotB.warmC.coldD.cool
小题3:
A.lookB.listenC.enjoyD.mind
小题4:
A.homeB.hotelC.officeD.school
小题5:
A.firstB.oneC.lastD.only
小题6:
A.satellitesB.lakesC.beautyD.parks
小题7:
A.HelpedB.HelpingC.Had helpedD.Being helped
小题8:
A.Before longB.Shortly afterC.SoonD.Then
小题9:
A.restaurantB.shopC.supermarketD.pub
小题10:
A.to drinkB.to readC.to eatD.to listen
小题11:
A.bossB.cookC.waiterD.waitress
小题12:
A.voicesB.suggestionsC.soundsD.gestures
小题13:
A.similarB.differentC.same D.right
小题14:
A.lookingB.orderingC.pickingD.eating
小题15:
A.untilB.whenC.beforeD.after
小题16:
A.tiredB.stoppedC.determinedD.continued
小题17:
A.anythingB.everythingC.somethingD.some things
小题18:
A.asleepB.awakeC.afraidD.alive
小题19:
A.noiseB.voicesC.streetsD.places
小题20:
A.drive a carB.cook mealsC.teach ChineseD.speak English
填空题