Unit4 focusing on culture学案2026-2027学年沪教版八年级英语上册

八年级上册 U4 Inventions 文化探究课学案 U4 文化探究课学案 2026—2027学年沪教版八年级英语上册 班级 __________ 姓名 __________ 日期 __________ 教材依据：第62—63页 Movable type a dream come true。建议课时：40分钟。 本课任务：为来访同学讲解活字印刷。通过故事线索、工艺顺序和纸片重排，理解一项发明如何让知识传播更方便。重点是过程解释，难点是区分故事情节与历史信息。 一 分清梦境与历史信息 6分钟 Read the beginning and ending on page 62. Then complete the story frame. 1. Before sleeping, Jane was reading a book about __________________. 2. In the dream, she met __________________ and saw him making type. 3. Copy a short clue showing that the meeting did not really happen. ________________________________________________________________________________ 4. Why does the writer let Jane ask questions? A. To explain printing through a conversation. B. To prove that Jane travelled back in time. C. To explain how to have the same dream. 二 从词语看懂动作 5分钟 Match the words with the meanings. Use the story to help you. 词语 释义字母 1. type ____ 2. bake ____ 3. press ____ 4. even ____ A. push down firmly　B. flat and level　C. heat to make hard D. a small piece with a character used for printing Think: In this story, does type mean “use a computer keyboard”? Why? ________________________________________________________________________________ 关键词：clay 黏土；metal plate 金属板；frame 框架；ink 油墨；mixture 混合物。 三 为工艺步骤排好顺序 10分钟 Read Bi Sheng’s explanation. Number the steps 1–7. Then write the correct letter sequence. 步骤卡 序号 A. Brush the characters with ink. ____ B. Bake the clay pieces to make them hard. ____ C. Put the type on the plate and fix it with a frame. ____ D. Cut characters into pieces of clay. ____ E. Press the characters with a board to make the surface even. ____ F. Spread the mixture on a metal plate. ____ G. Heat the plate so that the mixture melts. ____ Correct order: ____ → ____ → ____ → ____ → ____ → ____ → ____ 1. Why does Bi Sheng bake the clay pieces? ________________________________________________________________________________ 2. Why does he press the characters before brushing them with ink? ________________________________________________________________________________ 3. What might happen if some characters stand higher than others? This is your inference, so use may or might. ________________________________________________________________________________ ________________________________________________________________________________ 过程表达支架：First, ... Next, ... After that, ... Finally, ... We do this so that ... 四 四张纸片说明什么 8分钟 Use four small paper squares. Write one letter on each: R, E, A, D. Arrange them to make READ. Without making new squares, arrange them to make DEAR. 1. How many letter squares did you make at first? ____ How many new squares did you need for DEAR? ____ 2. Now make DREAM. How many EXTRA letter squares do you need? ____ Which letter? ____ 3. Complete the idea: Movable type can be __________ and __________ to make different words or texts. 词库：reused 重复使用；rearranged 重新排列。纸片只是模拟可重排的字模，不是实际印刷，也不直接证明所有印刷任务都更快。 4. Why might making thousands of types take a long time at first? What could make the work worthwhile later? ________________________________________________________________________________ ________________________________________________________________________________ 五 给访客讲清这项发明 8分钟 Write a 50–70-word museum label. Include the inventor, the material, TWO preparation steps and why movable type mattered. Use the story and your paper model. 句首可选：Bi Sheng ... / First, ... / The pieces could ... / This helped ... ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ ________________________________________________________________________________ 同桌核查：人物与材料准确 □　步骤顺序合理 □　说明了“活”的价值 □ 六 离堂检验 3分钟 A visitor says, “Printing was invented when computers appeared.” Correct this idea in two simple sentences. ________________________________________________________________________________ ________________________________________________________________________________ 课后：选用今天的导览词，向家人讲解；记录对方提出的一个问题。 参考答案与教学提示 一 1. the history of printing；2. Bi Sheng；3. It was only a dream ... / Jane woke up；4. A。通过 Jane 的提问将陌生工艺分步解释给读者。 二 1 D；2 C；3 A；4 B。这里的 type 是印刷用的字模，不是键盘打字；依据 each character is a single piece of type 及 clay 等语境。 三 A7，B2，C4，D1，E6，F3，G5；顺序 D—B—F—C—G—E—A。1. To make them hard. 2. To make the surface even. 3. Some characters might not print clearly. 最后一题属于合理推断，不能说课文明确给出了印刷失败的实验结果。 四 1. 4；0。2. 1；M。3. reused；rearranged，顺序可互换。4. 示例：Each character needs its own piece of type. Making many pieces takes time. Later, people can reuse them for different texts. 允许用中文解释后，再借助词库转为英文。 导览词示例 62词 Bi Sheng made movable type from clay in ancient China. First, he cut characters into small pieces of clay. Then he baked them to make them hard. He arranged the pieces on a metal plate before printing. The pieces could be reused and rearranged for different texts. This offered a new way to produce books and helped people share knowledge and ideas. 评价6分：人物与材料各1分；两个正确且有顺序的步骤2分；解释重复使用或重排1分；表达清楚1分。开放题不按范文逐词评分。 六 示例：Printing existed long before computers. Bi Sheng made movable type from clay in ancient China. 第 页 学科网（北京）股份有限公司 $