【正文】
further discussion and write a similar passage about a simple scientific experimentActivity1 Discussion Discussion :1 What did you know about describing a scientific experiment ?2 What do the five words refer to ?aim 。 apparatus 。 method 。result 。conclusion 3 What is the correct order to describe the stages of a scientific experiment ?Then divide the students into 3 group to present an experiment according to the passage B , meanwhile give out some relative equipment Group A Iron in dry air 。Group B Iron in air –free water 。Group C – Iron in ordinary water. Ask student to municate with their groupmembers, share the information, organize their words and give a presentation to retell the passage their own words.設計目的:在以上語言輸出的理解活動的基礎上,這個環(huán)節(jié)強調語言的輸出。讓學生在討論,問答,相互論證中描述一次簡單的實驗過程, 讓學生鍛煉自己口語表達能力,并學會與他人合作,培養(yǎng)學生自主和探究的精神,體現(xiàn)在學中用,在用中學,學以致用的思想。Activity2 Show time Ask students to give a presentation on one simple experiment. Call two representatives from each group, one is to demonstrate and the other is to describe how the first perform the experiment 設計目的:這個環(huán)節(jié)是給學生一次展示自我的舞臺, 的評分以及教師的評價,讓學生在活動中體會成功, 幫助學生獲得自信和他人認可。HomeWork2’Write a short passage about describing a simple recent physical or chemical experiment and try to express in details . (在寫作前 讓學生閱讀 Task Preparing a report on a simple scientific experiment 參照1 2 3 的步驟 來列提綱 , 要點, 要求學生用本課所學的一些表達方式 )設計目的: 布置任務, 讓學生利用本課所學到的知識, 寫出最近一次物理或化學實驗報告, 達到讀寫結合, 學以致用的目的。 用筆頭練習的方式, 檢驗學生的學習效果輔之以寫作要求布置,方法指導,提高學生的書面表達能力。9