高中英語(yǔ)外研版必修1A Lesson inaLab writing 部?jī)?yōu)課件

1、 外研版高中英語(yǔ)必修一 Module5 A Lesson in a Lab writing 執(zhí)教： 同心中學(xué) 丁麗萍Below is a description of our classAim: to learn about how to describe a simple scientific experiment. Teaching aids: Teaching assistant; blackboard; mobile phone Teaching steps: (1) Selflearning Feedback (2) Using Language (3) Writing and Pr

2、esentation (4) Summary and HomeworkStep1. Selflearning feedback1.What is a scientific experiment and how to describe it? 2.What headings are included in the description of scientific experiment and what shall we do in each heading? 3.How to describe these headings? (words, phrases and sentence patte

3、rn)4.What are the features of the aim and the method? Q2:What are these headings？And what shall we do in each heading?AimEquipmentMethodResultConclusionList the equipmentExplain what you didExplain what you sawBriefly explain whyDraw a conclusionExplain what you learnt More ExpressionsAim（1）The aim

4、of this experiment is to（2）With the purpose of discovering（3）Do research on（4）We carry out an experiment to find outEquipment （1）We need/The following things are needed: （2）Following apparatus is usedMethod （1）First, Next/Then, After that, Lastly,ResultObservecarefully, we will seeConclusion（1）We ca

5、n learn from the experiment that（2）We come to the conclusion that（2）Firstly Secondly Thirdly Finally(3)imperative sentenceput/placeinaddtoleaveforWhat are the features of the aim?A. feelings and aimsB. briefC. only the aimD. complexE. firstF. flexibleWhat are the features of the method?A. brief B. d

6、etailedC. clear enough D. step by step Step2.Using Language Using Language _ (remove) the shell from an egg without breaking the egg.ApparatusTo carry out the experiment, we _ the following things: a glass, water, an _ and about 250 ml of vinegar.Method_, _ the egg in the glass . _, cover it with th

7、e vinegar. After that, _ the egg in the vinegar for 24 hours.Result_ the egg carefully. At first you can _ bubbles of gas_ (form) on its surface. This gas is carbon dioxide. After 24 hours, the shell has disappeared completely.ConclusionThe egg shell is made of calcium carbonate and the vinegar is a

8、n acid. The two substances _ to form the gas carbon dioxide and the egg shell _(disappear).Step3. Writing and presentation以下是同學(xué)們做的明礬凈水的實(shí)驗(yàn)，請(qǐng)大家認(rèn)真觀察，然后用英語(yǔ)寫(xiě)一篇短文，描述這次試驗(yàn)。注意：詞數(shù)120字左右。ExperimentTime to discuss and describe the experimentBelow is a description of a simple scientific experiment. It shows us h

9、ow alum reacts with water.蒸餾水：distilled water 明礬溶液：alum solution玻璃棒：glass rod 藥匙: medicine spoonStep4.Conclusion and Homework Believe in science! Appreciate science! Make good use of science!1.Revise your scientific experiment report.2.Complete the evaluation forms.Homework（一）自我評(píng)價(jià)1.請(qǐng)回顧本節(jié)課的以下內(nèi)容，然后填寫(xiě)所附表格。 (1)Selflearning feedback (2)Using Language (3)Writing and Presentation (4)Summary (5)Homework 你最喜歡的三項(xiàng)內(nèi)容是什么？為什么？ 哪兩項(xiàng)相對(duì)較難？你是怎樣克服困難的？2.說(shuō)說(shuō)學(xué)習(xí)過(guò)程中自己特別感興趣并有幫助的三項(xiàng)活動(dòng)，說(shuō)出這些活動(dòng)在那方面有幫助：3.回憶聽(tīng)、說(shuō)、讀、寫(xiě)的主要活動(dòng)中自己可以做的更好的兩項(xiàng)活動(dòng)，并提出改進(jìn)的方法：Homework Activity What kind of