Unit 1 Science and Scientists Reading and Thinking教学设计人教版（2019）选择性必修第二册

1252220011849100Teaching and Learning Design 选择性必修Book2 Unit1 Science And Scientists 教学设计 Teaching and learning contents: Reading and thinking—Language Focus and Thinking Quality Development Comprehensive teaching and learning objectives: By the end of this period, the students will have been able to: 1) Learn about the usages of new words, chunks and sentence patterns and try to use them in real language situations to improve language competence; 2) Comprehend the text better to improve thinking quality. Teaching and learning important points: 1) Language focus and better reading comprehension; 2) Text reconstruction and thinking quality improvement. Teaching and learning difficult points: New language items learning, text reconstruction and thinking quality improvement. Teaching and learning procedure: Step 1 Review Activity 1 Review Check the answers to the reading comprehension exercises in reference book to review the main content of the text and improve the students’ reading comprehension of the text. Step 2 Language Focus (In this step, the teacher explains some of the new and important language items in the context by offering some examples so that the students could comprehend the text better, and also focus on how to use the language items in specific language situations created by the teacher or doing some exercises such as sentence making and blank-filling exercises to help the students to grasp their usages.) Activity 2 Learning about the new language items Learn about the following new language items: 1. This illness causes severe diarrhoea, dehydration, and even death. 这种疾病会导致严重的腹泻、脱水，甚至死亡。 severe adj. 极为恶劣的；十分严重的；严厉的 be severe on/with 对……严厉 be severe with oneself 严于律己 severely adv. 严重地；严格地，严厉地 e.g. His injuries are severe. 他的伤势很严重。 The courts are becoming more severe on young offenders. 法院对年轻罪犯越来越严厉。 She was a severe woman who seldom smiled. 她是个严肃的女人，很少微笑。 He is severe on/with his children. 他对子女很严格。 2. frustrated adj.懊恼的；沮丧的；失意的(常形容人) feel frustrated at/with对……感到沮丧/懊恼 frustrate vt.使懊丧；使懊恼；挫败；阻止；防止 frustrating adj.令人懊恼的；令人沮丧的 (常形容事物) frustration n.[U]懊丧；沮丧；挫败 [C, usually pl.] 令人懊丧(或懊恼、沮丧)的事物 e.g. They felt frustrated at the lack of progress. 没有进展，他们感到懊丧。 I bit/held back my frustration. 我忍住了沮丧的情绪。 These magical flowers melted our frustrated hearts and blew away all the unpleasant moods. 这些神奇的花朵融化了我们沮丧的心，吹走了所有不愉快的情绪。 3. once and for all 最终地；彻底地; e.g. We have to resolve this matter once and for all. 我们必须彻底解决这一问题。 He closed his shop once and for all and retired. 他最后一次关上他的商店大门后就退休了。 4. contradictory adj. 互相矛盾的；互相对立的 be contradictory to… 与……矛盾、相反 contradict v. 反驳；与……相矛盾 contradiction n. 抵触；矛盾；矛盾的说法 in direct contradiction to ... ...