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Task 3Directions::The following is a passage about Virginia After reading it,you are required tocomplete the outline below it(No,46 to No 50)You should write your answers briefly(in no more than three words)on the Answer Sheetcorrespondingly.Welcome to VirginiaPleasecome to feel the warmth of a Virginia welcome from the Blue Ridge Mountains to therolling Atlantic waters.Virginia is trulygood place for lovers of history,nature, andsports.Whatever you love,you will find it in Virginia.Watchhistory repeat itself every day in VirginiaIt'sthe home to the first English settlementinNorth America and the birthplace of eight American presidents.Colonial villages,Civil Warsites and historic homes are all parts of the unique Virginia experience.Virginia's beautiful landscape and mild _climate offer a wide range of outdoor recreationactivities for you.Swim,bike,fish,golf and ski at Virginia's four-season resorts(胜地),hike thelongest stretch of the Appalachian Trail,or enjoyyourself on the inviting beaches of HamptonRoads and the Eastern Shore.Visit along Ridge Parkway.and you may have a chance to take inthe mountain beauty.Virginia's towns and cities are easily accessible(易进入的)by air,rail and car,and you willfind a range of economical and comfortable accommodations and activities wherever you comefrom.So come to Virginia and be a lover.

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Task 4A-feedbackB-floppy diskC-check digit D-keyboardE-flow chart F-commandG-control unit H-backbone networkI-integrated circuit J-data processingK-data capture L-card readerM-electronic cash N-indexO-encode P-sharewareQ-display unitExamples:(D)键盘(N)索引51.()校验数位()编码52.()共享软件()读卡器53.()主干网()流程图54.()软盘( )指令55.()数据处理()集成电路

Task 5Directions:Read the following letter.After reading it,you should give brief answers to the 5questions(No.56 to No.60)that follow.The answers(in no more than 3 words) should be written after the corresponding numbers on the Answer Sheet.Dear Sir or Madam,Many thanks for your letter.We are glad to hear that you saw our advertisement of silk products,and appreciate your interest in the Rose brand products we stock.We are enclosing a copy of our terms of business,where you will find details of our quantity discounts and our price list for the complete range of Rose products.As you will see,we can grant special terms for orders of the value you mention.By the way,our sales representative for the United States will be in California from the 20th to the 26th this month,and we have asked him to call on you during this period.He will bring some samples of our Rose clothes and is authorized(授权)to discuss the terms of an order withyou or to negotiate a contract.We hope our products will be just what you want for the fashion business,and look forward tothe opportunity of performing our reliable services.Yours sincerely,Li HuaSales Manager56.What is enclosed in the letter?The details of the quantity discounts and the for all Rose products.57.Who will visit the importer?Theof the exporter for the United States.58.How long will the sales representative for the United States be in California?The sales representative for the United States will be in California.59.What will be brought by the sales representative to the importer?Someof Rose clothes.60.How does the exporter describe their services?They are.

计算向下累计次数时,各组累计次数表示()。

A. 各组上限以下的累计次数
B. 各组上限以上的累计次数
C. 各组下限以上的累计次数
D. 各组下限以下的累计次数

不适宜编制组距式变量数列的现象是()。

A. 公司利润
B. 产品等级
C. 家庭人口数
D. 学校学生人数

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