话题3撰写实验报告-2025-2026学年高中英语期末写作复习必修3（外研版）

初中英语写作专项突破 (外研版必修3) 写作话题精讲·词汇句型·范文示范 写作话题3：撰写实验报告 适用年级： 必修3 对应版本： 外研版 常考题日： 撰写实验报告 一、话题解读 本话题是外研版高中英语必修3的重点写作内容，在其他版本高中英语教材的相应学段也有 对应训练。常考题目有“撰写实验报告”等，核心考察学生梳理实验过程的逻辑与语言表达 能力。该话题在高中英语写作中是重要内容，多以应用文形式出现，是期中、期末的常见话 题。 二、核心词汇与短语 1.核心词汇： 1.hypothesis /haI'pp0asIs/n.假设 2.procedure/pre'si:d3(r)/n.步骤；程序 3.observation/,pbze'veIn/n.观察；观测 4.variable'veeriabl/n.变量；可变因素 5.accuracy/'eekjeresi/n.准确性；精确性 6.interpret/in't3:prit/v.解释；说明 7.quantitative /'kwpntItetIv/adj.定量的；数量的 8.qualitative'kwplItetrv/adj..定性的；性质的 9.phenomenon /fe'npmInen/,n.现象；迹象 10.validity Ne'Ideti/n.有效性；正确性 11.reliability/r,laI'bIleti/n.可靠性；可信度 12.manipulate/ma'nIpjulert/v.操作；控制 13.conclude /ken'klu:d/V.得出结论；推断 2 14.systematic/,sIste'maetrk/adj.系统的；有条理的 15.consistent/kan'sIstent/adj.一致的；始终如一的 16.deviation/,di:vi'eI[n/n.偏差；偏离 17.correlation/kore'leIn/n.相关性；关联 18.verify'verifa/v.核实；验证 2.核心短语： 1.experimental design实验设计 2.control group对照组 3.experimental group实验组 4.data collection数据收集 5.independent variable自变量 6.dependent variable因变量 7.experimental procedure实验步骤 8.draw conclusions得出结论 9.experimental result实验结果 10.statistical analysis统计分析 11.experimental hypothesis实验假设 12.error analysis误差分析 三、高级句型模板 1.结构：“only+状语”倒装结构 Only by following the systematic experimental procedure can we ensure the reliability of the results. 2.结构：非限制性定语从句 We recorded quantitative data during the experiment,which enables us to conduct accurate statistical analysis later. 3.结构：形式主语t句型 It is crucial that we should distinguish between independent variables and dependent variables in experimental design. 4.结构：让步状语从句 Although some deviations appeared in the data,we still managed to verify the experimental hypothesis through repeated tests. 5.结构：现在分词作状语 Collecting data systematically,researchers can avoid errors and improve the accuracy of the experiment. 6.结构：动名词作主语句型 Comparing the experimental group with the control group is an effective way to interpret the correlation between variables. 7.结构：not only..but also..并列结构 Not only can error analysis help us identify problems in the procedure, but also it can enhance the validity of the conclusions. 8.结构：“the+比较级，the+比较级..”句型 The more carefully we manipulate the variables,the more consistent the experimental results will be. 四、满分范文示范 How to Write an Experimental Report Writing an experimental report is an essential skill for students,especially in scientific studies. It requires clear logic and accurate language to present the whole process of an experiment. Here are some key steps to follow. First and foremost,_is the starting point.You need to state what you expect to find out through the experiment.For example,"Increasing the temperature will speed up the re- action rate"can be a simple hypothesis.Then,-is crucial.It is essential that you should distinguish between independent variables and dependent variables in experimental design.The independent variable is what you manipulate,while the dependent variable is what you measure.Setting up a control group and an experimental group is also necessary to compare the results. Next,_is vital.You should list each step in order,such as preparing materials,setting up equipment,and conducting the experiment._is another important part.You can record both quantitative data(like numbers and measurements)and qualitative data(like observations of changes in color or shape).We recorded quantitative data during the experiment, which enables us to conduct accurate statistical analysis later. After collecting data,it's time to analyze and interpret the results.-is an effective way to interpret the correlation between variables.You should also do an error analysis to check for any deviations in the data and explain their possible causes.Although some deviations appeared in the data,we still managed to verify the experimental hypothesis through repeated tests. Finally,_is the last step.You need to state whether your hypothesis is supported by the experimental results and summarize the main findings.Not only can error analysis help us identify problems in the procedure,but also it can enhance the validity of the con- clusions.The more carefully we manipulate the variables,the more consistent the experimental results will be. In a word,writing a good experimental report requires attention to detail and logical thinking. By following these steps,you can ensure the reliability and validity of your report.Remember, practice makes perfect,so keep writing and improving your skills.