内容正文:
Unit 4 Scientists who changed the world
(必修第三册)
单元整体分析
单元主题
本单元的主题语境是“人与社会”,话题是“科学家、科学发现和科学精神”,涉及的语篇类型有:新闻报道、策划方案、演讲、事实档案。本单元的教学旨在帮助学生认识科学发现的巨大推动作用,理解科学家的责任担当和科学精神的价值所在。
核心素养
(1) 语言能力:掌握和运用与常见的科学这一主题相关的词汇、语法等知识;
(2) 文化意识:感受中外科学家的优秀品质、精神、相同点和不同点;
(3) 思维品质:引导学生认识科学的两面性;
(4) 学习能力:完成一份校园科学节的设计方案;完成一份事实档案,简要介绍一位科学家的生平。
课时安排
第一讲 语言知识 (1课时)
第二讲 拓展阅读 (1课时)
第三讲 话题写作 (1课时)
第一讲 语言知识
一、教学流程
活动一 核心词汇
问题:
本单元有哪些与主题话题相关的核心词汇?这些词汇如何变形?词汇教学该如何与高考对接?
请根据句意或所给提示词用适当形式填空。
1. These examples are used to ____________ (说明,解释) the bad impact of climate change.
2. Risktaking is a means of ____________ (生存,幸存) and brings higher returns to humans.
3. They could suddenly afford to buy ____________ (家用的) goods thanks to a flood of imports from another country.
4. We are (围绕) by a natural playground just perfect for walking, caving, climbing and cycling.
5. Conventional ____________ (智慧) has it that we should save some money for rainy days when we have a lot in hand.
6. He wants to buy the books in quantity, so the storekeeper will not ____________ (收费) him much.
7. The officer insisted that Michael did not follow the correct procedure in ____________ (申请) for a visa.
8. Some local ____________ (官方) and voluntary organizations also run workshops for disabled (残疾的) people.
9. People were frightened when a (致命的) disease called cholera broke out in the town.
10. A number of recent studies (显示) that happiness is more easily attained after middle age.
【答案】
1. illustrate/exemplify 2. survival 3. household 4. surrounded 5. wisdom
6. charge 7. applying 8. authorities 9. deadly 10. indicate
活动二 重点短语
问题:
本单元中有哪些重要短语和固定搭配?如何更好地运用这些短语和搭配?
根据句意选择方框中所给短语并用适当形式填空。
refer to; speed up; through trial and error; by accident;
with a bang; let sb. down; take it for granted; put forward
1. He ________________quite a few global issues in his lecture about the international situation.
2. You'd better if