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【高二学案18】人教版高中英语选择性必修一 Unit 5 Working the Land 课时2 Reading and Thinking 阅读学案
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【高二学案18】人教版高中英语选择性必修一 Unit 5 Working the Land 课时2 Reading and Thinking 阅读学案
作者：Risibo
一、学习目标
知识目标
掌握人物事迹+农业说明文文章结构；积累粮食安全、科研奉献类高级表达；识别现在分词、过去分词作定语/状语长难句，精准划分句子成分。
能力目标
提升主旨概括、数字细节、人物品质推理三类阅读解题能力；分层习题贴合高考阅读细节、主旨题型。
学科素养目标
学习袁隆平扎根田间、为国奉献的崇高科研精神，树立粮食安全与节约粮食意识，培养脚踏实地的奋斗品质。
二、教学重难点
重点
人物科普文总分总结构；农业科研高频阅读短语；数字、因果细节定位答题技巧
难点
分词叠加复合长难句拆解；作者对粮食问题的深层写作意图推理
三、课前预习案
课文主旨
本文以袁隆平与杂交水稻为核心叙事主线，先介绍全球饥饿难题，再详细讲述袁隆平数十年田间科研历程，列举数百次失败、反复田间试验等经历，阐述杂交水稻大幅增产的巨大贡献，最后升华科研者淡泊名利、心系民生的精神，呼吁全社会重视粮食安全、杜绝浪费。
预习短语（英汉互译）
1. hybrid rice technology ____________
2. global hunger crisis ____________
3. 大幅提升粮食产量 ____________
4. 毕生投身农业科研 ____________
四、课堂探究案
探究1：文章结构
1. 开头：总述世界范围内饥饿问题严峻，引出杂交水稻研究的时代价值。
2. 主体：分两层，第一层介绍袁隆平的科研过程、无数次实验挫折；第二层介绍杂交水稻在国内外增产成效。
3. 结尾：升华人物奉献精神，点明科技兴农、保障粮食安全的现实意义。
探究2：长难句精讲
1. Having suffered from hunger in his youth, Yuan Longping made up his mind to devote himself to rice research.
拆解现在分词完成式作原因状语，主句主谓宾结构。
句意：年少经历过饥饿之苦，袁隆平下定决心投身水稻研究。
2. The hybrid rice developed by his team can increase grain output greatly.
拆解过去分词短语后置修饰hybrid rice。
3. Conducting hundreds of field experiments, they finally achieved a major breakthrough.
拆解现在分词作伴随状语。
4. It was after countless failures that they found the effective breeding method.
拆解强调句型，突出时间状语。
5. What moves people most is his disregard of fame and wealth.
拆解what主语从句+that表语从句。
6. The technology spread worldwide has saved millions of hungry people.
拆解过去分词后置定语。
探究3：课堂对点训练
正误判断（5题）
1. Yuan Longping started research because he witnessed hunger. (T/F)
2. The team succeeded without any experimental failures. (T/F)
3. Hybrid rice has raised grain production effectively. (T/F)
4. Yuan cared much about personal wealth and reputation. (T/F)
5. The technology benefits people all over the world. (T/F)
单句改错（5题，每题一处错误）
1. Suffer from hunger, he decided to study agriculture.
2. The rice develop by the team has high output.
3. Conduct hundreds tests, they met many difficulties.
4. It was after many fail that they made progress.
5. What touch us most is his spirit of devotion.
五、课后巩固案
语法填空（10空）
1. ________ (witness) hunger as a young man, Yuan formed a strong wish to solve the problem.
2. The hybrid rice ________ (create) by his team brought great changes.
3. ________ (carry) out countless tests, they didn’t give up hope.
4. It ________ (be) after many years that they made a breakthrough.
5. What impresses people ________ (be) his lifelong devotion.
6. The technology ________ (spread) globally helps fight hunger.
7. Many countries ________ (introduce) this rice technology already.
8. We should value food ________ honour the old scientist.
9. ________ (learn) from him, we should stick to our goals.
10. His spirit ________ (inspire) generations of young researchers.
翻译训练（10句）
1. 年少亲历饥饿，袁隆平立志投身水稻研究。
2. 他团队研发的杂交水稻能大幅提高粮食产量。
3. 开展数百次田间试验后，他们终于取得重大突破。
4. 正是历经无数次失败，他们才找到有效的培育方法。
5. 最打动人心的是他淡泊名利的品格。
6. 这项传遍全球的技术拯救了数百万饥饿民众。
7. 许多国家引进这项技术来缓解粮食短缺。
8. 我们应当珍惜粮食，以此致敬这位老科学家。
9. 以他为榜样，我们应当坚守自己的目标。
10. 他的精神激励着一代又一代青年科研工作者。
六、参考答案
预习自测
1. 杂交水稻技术
2. 全球饥饿危机
3. increase grain output greatly
4. devote all one’s life to agricultural research
课堂对点训练
正误判断
1. T
2. F
3. T
4. F
5. T
单句改错
1. Suffer → Suffering
2. develop → developed
3. Conduct → Conducting
4. fail → failures
5. touch → touches
课后巩固
语法填空
1. Having witnessed
2. created
3. Having carried
4. was
5. is
6. spread
7. have introduced
8. to
9. Learning
10. inspires
翻译训练
1. Having witnessed hunger in his youth, Yuan Longping made up his mind to devote himself to rice research.
2. The hybrid rice created by his team can greatly increase grain output.
3. Having conducted hundreds of field experiments, they finally achieved a major breakthrough.
4. It was after countless failures that they found the effective breeding method.
5. What touches people most is his disregard of fame and wealth.
6. The technology spread all over the world has saved millions of hungry people.
7. Many countries have introduced this rice technology to ease food shortage.
8. We should value food to honour the old scientist.
9. Learning from him, we ought to stick to our own goals.
10. His spirit inspires generations of young scientific researchers.
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