Unit3Writing课件--高中英语外研版必修第三册.pptx

【版本：外研册别：必修三】【版本：外研册别：必修三】contentsPre-writingLanguage pointsIVWhile-writingIIHomeworkVPost-writingIIIIIPre-writingRead the instructions for the experiment and answer the questions. (P35)1. What do you think the results of this experiment will be?2. What can you learn from this experiment?1.What do you think the results of this experiment will be?The egg will squeeze into the bottle.2. What can you learn from this experiment?The experiment shows us the effects of air pressure. Air pressure indeed exists, and it is very powerful.Check the answersWatch Egg in a Bottle ExperimentIIWhile-writing Writing an experiment report_Keyprove whether air pressure really existsKey a boiled egg, a glass bottle whose neck is a bit smaller than the egg, and some hot waterFirst, I removed the shell of the egg. Then, I carefully poured some hot water into the bottle, and shook the bottle gently. After a few minutes, I poured out the hot water. Just at the same time, I quickly placed the egg on top of the bottle_Keyair pressure indeed exists, and it is very powerful. It is the force of the air that pushed the egg into the bottle Summary: Writing an experiment reportThree partsIntroduction: Introduce the aim of the experiment.Main body: Describe the materials used in the experiment and explain the procedures.Conclusion: Report the results and what you have learnt. The experiment is designed / aimed to. I prepared., including. First., then., after. After the experiment, I can draw a conclusion that.Useful expressions Summary: Writing an experiment reportIIIPost-writing Does the report include the key points? Is the report organized according to the layout offered? How is the language? How is the handwriting? How is the paper design? The experiment is designed to prove whether air pressure really exists. At the beginning of the experiment, I prepared the materials, including a boiled egg, a glass bottle whose neck is a bit smaller than the egg, and some hot water. With all the things prepared, the experiment began. 目的是目的是水煮鸡蛋水煮鸡蛋（物体的）颈部（物体的）颈部 First, I removed the shell of the egg. Then, I carefully poured some hot water into the bottle, and shook the bottle gently. After a few minutes, I poured out the hot water. Just at the same time, I quickly placed the egg on top of the bottle. To my amazement, the egg squeezed into the bottle at once. 倾倒，倒出倾倒，倒出轻轻地轻轻地倒出倒出放置，安放放置，安放挤入挤入 After the experiment I can draw the conclusion that air pressure indeed exists, and it is very powerful. It is the force of the air that pushed the egg into the bottle. 结论；推论结论；推论 存在存在 强有力的强有力的 力量力量IVLanguage points Important sentences1. The experiment is designed to prove whether air pressure really exists. whether 从句在动词prove 后作宾语，即宾语从句，意为“是否”。I asked him whether he had done it all by himself. 2. I prepared the materials, including a boiled egg, a glass bottle whose neck is a bit smaller than the egg, and some hot water.including 在句子中为动词的现在分词充当状语。Six people were killed in the conflict, including a policeman.whose在句子中引导定语从句，修饰先行词bottle。Important sentences 3. With all the things prepared, the experiment began.1. with的复合结构：with + 宾语 + 宾语补足语 即with + 名词 / 代词 + 非谓语动词 / 介词短语 / 副 词 /形容词 / 名词。 2. 句中all the things 和prepare 之间为动宾关系，所 以用prepare的过去分词表示被动。Important sentences 4. It is the force of the air that pushed the egg into the bottle. 本句为强调句型：it is / was+ 被强调部分 + that / who + 句子剩余部分Important sentencesIt was with your generous help that I could pass the exam.VHomeworkDo an experiment following the teachers direction, and write a report about the experiment.