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1、国家开放大学理工英语3单元自测参考答案单元自测51、Would you like to join us to shop online? _, but I should finish my homework first. A. Its hard to sayB. Id love toC. Youre welcome2、You always shop online. Is it really reliable_A. It is changeable.B. Good luck to you.C. As long as you are careful, online shopping is trust
2、worthy.3、So kind of you to recommend such a good website for shopping. _. A. Never mind.B. My pleasureC. It doesnt matter4、We must put _ into practice.A. that we have learnedB. what we have learnedC. that have we learned5、He with his wife on household expenses.A. argueB. disputeC. debate6、_ had the
3、bell rung _ the students took their seats.A. Hardly;whenB. No sooner;whenC. Hardly;than7、The book you ordered is not. A. accessibleB. acceptableC. available8、_ Mr Zhang said is quite right.A. WhatB. WhenC. That9、We sent the injured to the hospital_ the accident happened. A. quicklyB. hurriedlyC. imm
4、ediately10、It was not _ he took off his glass _I realize who he was.A. until;whenB. until;thatC. when;that11、I have no idea about where to buy a present for my friend, can you give me some advice?_A. Help yourself.B. It depends.C. Taobao may be a good choice for you.12、Have you ever shopped online?_
5、. A. Quite often .It is very convenient,saving me a lot of time.B. Certainly.C. Yes,I do.13、Having an education from a school will make you realize your dream and get recognition.A. reputationB. respectiveC. reputable14、We must _unnecessary expense.A. cancelB. eliminateC. abolish15、All these measure
6、s will dramatically the development of the western areas in China.A. boostB. improveC. enhance二、阅读理解:阅读下面的短文,根据文章内容从A、B、C、D三个选项中选出一个最佳选项。 While there are still many people who dont feel comfortable using a credit card to buy over the Internet, e-commerce is absolutely here to stay. If you take a few
7、 precautions buying over the Internet can actually be safer than using your credit card in a restaurant. Just as you should notice your surroundings and suspicious-looking people when withdrawing (提取) money from an ATM, you should know how to recognize the warning signs of Internet tricks and take s
8、teps to avoid being a victim when shopping online. Here are some good tips to remember when shopping online: Before submitting your personal information to a site, try to find out how the information may be used and whether it will be sold to or shared with other businesses. If you dont like what yo
9、u read, shop somewhere else. Dont provide personal information such as address , telephone number, social security number , or e-mail address unless you know who you are providing the information for, why it s being requested , and how it will be used . Use a credit card, not a debit card (借记卡) for
10、shopping on the internet. Debit cards dont have the same protection as credit cards. Carefully review your credit card and bank statement each month for unknown charges and inform your credit card company or bank immediately if you notice any charges you didnt know about. Clean your computer with fr
11、ee online software that detects spy-ware and install a firewall (防火墙) to ensure the sites you shop on don t install spy-ware on your computer.1. While shopping online, you should()A. be sure nobody is standing beside youB. only shop at the site that you have often visitedC. find out how the personal
12、 information willbe usedD. never provide personal information2. According to the passage, if you find your credit card has unexplained charges, you should ()A. tell your credit card company as soon as possibleB. change your credit card code number immediatelyC. check all the websites you have visite
13、dD. use a debit card instead of a credit card3. The underlined word precaution in Paragraph One means something done to().A. make suspiciouslooking people go awayB. protect you against loss or possible dangersC. remind you to obey the rules when sopping onlineD. avoid being cheated when eating in a
14、restaurant4. What is not advised by the writer when shopping online?()A. Using credit cards.B. Installing a firewall.C. Visiting famous websites.D. Being very careful.5. What s the writer s purpose in writing this passage?()A. To suggest a new way of shopping.B. To tell us the advantages of shopping
15、 online.C. To tell us how to shop safely online.D. To tell us how to avoid being cheated.二、听力理解:请听下面的对话,根据对话内容进行判断,正确为“T”,错误为“F”。1. Both of them like online shopping very much.(F)2. Being cheap is one of the reasons for online shopping.(T)3. Henry is a big fan of digital products, so he likes sitting in front of the computer all day.(F)4. Henry will go to the department store with Sally.(T)5. Both of them will visit the computer store.(F)二、阅读理解:阅读下面的短文,根据文章内容