北師大版英語九年級(jí)unit8discoverieslesson22famousdiscoveries第一課時(shí)(留存版)
【正文】 猜測之后，讓學(xué)生把圖片與句子匹配 5’ While reading Step4 1st reading Skim the text and find out the names of three pictures and make sure whether your match is right or not. T explains the word “antibiotic” with picture. 瀏覽文章，找出三個(gè)發(fā)現(xiàn)的名稱并驗(yàn)證匹配正確與否 圖 片 解 釋 生 詞antibiotic 3’ 2nd reading Read and finish Ex3: fill in the table Event Year The structure of DNA was discovered. Wilhelm Roentgen received the Nobel Prize. Scientists discovered DNA. T explains “DNA structure and Wilhelm Roentgen” while checking the answers. 第二遍讀，完成表格 詞匯解析 5’ 3rd reading Read and find out the answers and fill in What effect do these discoveries have? discoveries effect antibiotic DNA Xray After that, help student make the outline of the text. 第三遍閱讀 通過閱讀找出三項(xiàng)發(fā)現(xiàn)的用途 幫助學(xué)生梳理文章脈絡(luò) 5’ Post reading Step 5 1. Listen and read 2. Try to answer the fowling questions according to the text 1. What can cure a lot of diseases easily? What passe
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