陕西省延长县中学高中英语 Module 4 Great Scientists-Period 2 导学案 外研版必修4

陕西省延长县中学高一英语导学案：Module 4 Great Scientists-Period 2 （外研版必修4）学习目标：熟悉课本内容并学会使用与课文内容有关的词汇预习任务：反复阅读课文，掌握大意，学会使用重要词汇。. Language Points:1 主食 - 2 主要人物- 3抚养某人成人-4 养活人们的关键- 5 以做试验- 6 经济作物- 7由于-什么的结果 - 8 谋生 - 9 上台 - 10 偶然- 11serch for-1. invent, discover, find 与find out 的区别：(Introduction)invent “发明”以前不曾有的事物discover“发现”客观存在而不为人知的事物find“找到，发现”，强调结果find out“发现，查明，弄清楚”，强调过程联想： (发明n. ) 发明者(n. )(发现n.) 发现者(n.)found (vt.) （p.f） （p.p）（ ）Ex. As we know, it was Thomas Edison who the electric light and Columbus thatAmerica.My pen is missing. And I cant it anywhere.Have you why he was late today?Its known to all that the PRC in 1949.2. In the rice-growing world, the Chinese scientist, Yuan Longping, is a leading figure.rice-growing (meaning), 结构为e.g. meateating animals讲英语的国家 （联想：英语口语 ）热爱和平的leading: adj. 最重要的，主要的e.g. She was invited to play the leading role in the new film.(译)男主角 女主角figure n. 数字；人影，体型；人物；画像，塑像v. 描述，塑造；计算；估计；揣测e.g. The little boy is good at figures.She does exercise regularly to (保持体型)短语：figure out 合计为，计算出；解决；理解，领会figure up 把加起来e. g. Can you (解决)the problem in 5 minutes?3. he began experiments in crop breeding.First Yuan Longping experimented with different types of rice.experiment n. 实验，试验 v. 做实验Ex. 用做实验在方面进行实验：给做实验：进行实验，做实验： / / / an experimente. g. 我们每周做两次物理实验。译：4. He thought that the key to feeding people was tothe key to的关键（钥匙，办法，答案）to 为 词，后接 。拓展：练习的答案 ；课文注释公园的入口处 对的访问e. g. 学好英语的关键是记忆。译：5. This was a breakthrough. Researchers were brought in from all over China to develop thenew system.breakthrough n. 突破，重大发现或惊人的进展短语：make a breakthroughe. g. China has made a breakthrough at landing the moon.bring in 引入；带进；赚钱；收（庄稼）e. g. a. Many modern technigues (引入)since the 1980s.b. When the earthquake occurred, the PLA men were brought in to protect the peopleslives and properties.拓展bring about ; bring backbring down ； bring forwardbring on ; bring outbring up6. 50 thousand square kilometers of rice fields were converted to growing vegetables andconvert vt. 转变；转化 归附 改变（观点，习惯等）短语：be converted to “转变为；转而做；”归附于，其中to为 词