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中国四大发明英文介绍
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用英语介绍篮球的知识用英语介绍...通俗易懂就行..初中水平就行了..信息：篮球发明者：JAMES NAISMITH 一个队十一到十二个人..一百多年前被发明..
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篮球运动是1891年起源于美国,由美国马萨诸塞州斯普林菲尔德市 基督教青年会训练学校体育教师詹姆士??奈史密斯发明的.1936年第十一届奥运上把男子篮球列为正式竞赛项目.1976年第二十一届奥 运会上把女子篮球列为正式比赛项目篮球比赛方法人数篮球比赛是在统一的规则规定下进行的.比赛在两队间进行,每队由10—12人组成,但每队上场比赛人数只限5人.位置根据队员在比赛中的位置,可分中锋、前锋和后卫.也可以称为内线队员和外线队员.得分比赛时双方力争将球投入对方球篮,并设法阻止对方获 得球和投篮,投中一球得2分,3分线外投中一球得3分,罚中一球得1分.在规定的时间内得分多的队获 胜.时间比赛分上、下两半时,每半时为20min,上下半场中间休息时间为10min.在比赛终了时如果双方得分相同时,可连续延长,每延长5min进行决胜期比赛.如比分再相同时,可连续延长,每延长5min后都要休息2min,直到决出胜负为止.规则比赛中队员侵 人犯规和技术犯规满5次就要被罚出场外,不得再参加本场比赛.如果全队上半时或下半时累加7次犯规后,就要进行1+1罚球.队员被罚出场后,场上参加比赛的队员至少要有2人才能继续比赛.The basketball sport originated the United States in 1891,filling the state 斯普 from American MA3 SA4 ZHU LIN2 FEI ER3 would the virtuous city Christianity youth train school athletics teacher James?Smith of the 奈 is inventive.The 11th Olympics listed as the formal contest item to man's basketball up in 1936.The 21th luck of 奥 would ascend to list as the formal event to the woman basketball in 1976The basketball game methodNumberThe basketball game carries on under the united rule provision.Game at two brigade carry on,the each brigade is constitute by 10-12 people,but each the brigade takes place to compete the number to limit 5 people only.PositionAccording to the member of team in the position in the game,can divide the center forward,forward and rearguards.Can also be called the inside track member of team and outside line member of team.Get a goalCompete the both parties work hard for to throw in the ball into the other party ball basket,and try to keep the other party from get ball and shoot the basket,throw the medium ball to get 2 cent,3 separately hurl outside the line a ball get 3 cent,punish a ball get 1 cent.Get a goal many brigades to get to win in prescriptive time.TimeGame cent up,next two halfs,each half hour is 20 mins,top and bottom half time in the center coffee break is 10 mins.While compete be completed if the both parties get a goal the homology,can continue the extension,prolonging the 5 mins to carry on making final bid the period game each time.Such as the score again same hour,can continue the extension,prolong the 5 mins to all want to take a rest the 2 mins behind each time,until definitely a victory or defeat.RuleThe member of team invade the criminal rules and techniques violate the rules in the game full will be foul out the outside 5 times,can not attend again a game.If whole brigade the first half hour or second half hours will carry on one penalty of 1+ after are tired add to foul 7 times.After member of team were foul out,attend the member of team of the game on the field at least there are 2 talented persons can continue to compete.
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用英文写一个发明及其发明过程
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Concept: Illustrate the course of action taken in the invention process. Purpose: Provide a visual image of the steps or processes taken during the invention process. Strategy Review the process, beginning with "Identify a Need or Want." Emphasize that scientists do not take actions in a linear sense but rather move ahead in an investigation once they have collected evidence that satisfies their questions. Define invention and provide examples of inventions that affect our everyday lives. Review the brainstorming rules and how to create a brainstorming map. Use both the illustrations and the written record of the 9 steps on this flowchart to walk students through the invention process. --------------------------------------------------------------------------------Step 1 - Identify a Need or WantSurvey peers, family, and community members. Step 2 - Brainstorm SolutionsGenerate possible ideas/solutions by using a brainstorming strategy. Step 3 - Select a SolutionLook at all the solutions!Develop a list of criteria to help evaluate your solution ideas.Evaluate each solution by using the criteria and identify the best solution.Survey your family and friends to get their opinions and verify your chosen solution.Name your chosen solution/invention! Step 4 - Conduct Research Research your invention. Step 5 - Develop a Plan Plan how to develop your invention. Step 6 - Design and Build a Model Make a sketch or drawing!Decide on materials!Make a model or a prototype!Determine if the invention can be improved. Step 7 - Test the ModelDemonstrate what the model does.Record the test results in the Inventor's Log.Collect feedback on your invention.Make needed changes. Step 8 - Manage the InventionShare the invention.Enter an invention contest.Place the invention on public display.Apply for a patent.Start your own business to market you invention. Step 9 - Evaluate Your Invention Process & ProductIdentify strengths and weaknesses of your invention process.Identify strengths and weaknesses of your innovation/invention.
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