一、交际英语1/- Sorry Im late/ - _A/You are welcome/ B/Its a pleasure/ C/Take care/ D/Dont worry/答案：D2/- We are going to have a singing party tonight/ Would you like to join us?- _ A/Im afraid not/ because I have to go to an important meeting/B/Of course not/ I have no idea/C/No/ I cant/D/Thats all set/答案：A3/- Would you like to go to the concert with us this evening?- _ A/No/ I already have plans/B/Id love to/ but Im busy tonight/C/No/ I really dont like being with you/D/Im ill/ so I shouldnt go out/答案：B4/- Must I take a taxi? - No/ you _ / You can take my car/A/had better toB/dontC/must notD/dont have to答案：D5/- Could I speak to Don Watkins/ please？- _ A/Speaking/ please/B/Oh/ how are you？C/Im listening/D/Im Don/答案：A二、阅读理解电大、各类远程网络教育统考大学英语B、计算机应用基础统考辅导全套题库，精心整理并归类完毕，全中文翻译，视频教程讲解，零基础一次性通过，索取请加QQ：153499368The word horsepower（马力） was first used two hundred years ago/ (200年前“马力”这个词首次使用。) James Watt had made the first widely used steam（蒸气）engine/ He had no way of telling people exactly how powerful it was/ for at that time there were no units for measuring（测量）power/Watt decided to find out how much work one strong horse could do in one minute/ He called that unit one horsepower/ With this unit he could measure the work his steam engine could do/He discovered that a horse could lift a 3/300-pound weight 10 feet into the air in one minute/ His engine could lift a 3/300-pound weight 100 feet in one minute/Because his engine did ten times as much work as the horse/ Watt called it a ten horsepower engine/What makes a person a scientist? (是什么使一个人成为科学家？) Does he have ways or tools of learning that are different from those of others? The answer is “no”/ It is not the tools a scientist uses but how he uses these tools that makes him a scientist/ You will probably agree that knowing how to use a power is important to a carpenter/ You will probably agree/ too/ that knowing how to investigate/ how to discover information/ is important to everyone/ The scientist/ however/ goes one step further/ he must be sure that he has a reasonable answer to his questions and that his answer can be confirmed by other persons/ He also works to fit the answers he gets to many questions into a large set of ideas about how the world works/The scientists knowledge must be exact/ There is no room for half right or right just half the time/ He must be as nearly right as the conditions permit/ What works under one set of conditions at one time must work under the same conditions at other times/ If the conditions are different/ any changes the scientist observes in a demonstration must be explained by the changes in the conditions/ This is one reason that investigations are important in science/ Albert Einstein/ who developed the Theory of Relativity/ arrived at this theory through mathematics/ The accuracy of his mathematics was later tested through investigations/ and Einsteins ideas were shown to
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