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k the plane is a great invention. People can go anywhere in it. S2: I think the camera is a great invention. People can take photos with it. Whiletask procedures 讓學生看 ask and answer 欄目的內容,然后根據提示和學生討論各種發(fā)明的功能。 T: let’ s look at these inventions. How can these inventions change people’ s lives? 然后,讓學生兩人一組對話。學生可以根據自己的學力,用已學句型描述某個發(fā)明的功能。待學生充分操練后,全班一起交流。 S1: Is the camera a great invention? S2: Yes, it is. People can take photos with it. 出示現(xiàn)代飛機的圖片,引入 Read a story的故事。播放課文故事的對媒體動畫,讓學生通過觀看動畫理解故事,然后,教師提問,檢驗學生對故事的理解程度。 T: What do the Wright brothers like to do? S1: They like to invent things. T: What do they want to do when they see birds flying? S2: They want to fly too. T: What do they invent? S3: They invent a flying machine. T: How do they invent it? S4: First, they watch how the birds fly. Next, they draw a picture of their flying machine. Then they build it. Finally, they fly like birds. 教師可以根據學生的情況,多次播放動畫,或者讓學生在看動畫之前先關注問題,帶著問題去看動畫。 學生閱讀故事并完成課本第 71 頁的排序練習,然后全班一起核對答案。 播放故事錄音,學生跟讀對話,提醒學生注意語音語調。先全班一起朗讀,然后,學生分角色朗讀對話。 Posttask activit