外研版（2019）必修第三册Unit 3 The world of science Using language 导学案（无答案）

课 题 Unit 3 The world of science Using language
课 型 新授课 课 时 第三课时
学 习 目 标 1. To master basic knowledge of this lesson and use them freely. 2. Help students master how to use present perfect passive correctly. 3. To sharpen students’ listening abilities by practising with the help of teacher.
重 点 难 点 1. Master some key words cure, accurate, origin, mental, phrases for instance,be regarded as and some expressions. 2. Help students learn to talk about their favorite careers. 3. Teach students to learn to describe stories behind an invention.
学 法 指 导 1.课前30分钟自主学习，完成预习学案。 找出自己的疑惑和需要讨论的问题，用红笔做好标记。 2.课上25分钟高效讨论展示答案 3.课上10-15分钟答疑解惑。 4.课后20分钟巩固学习
自主学习
1.单词汉译英： (1) n.起源；起因 (2) adj. 小的 (3) adj.精确的 (4) n. 物种 (5) adj.被动的 (6) adj.出色的；非凡的 (7) adj.重要的；影响深远的 (8) adj.聪颖的 (9) n. 例子；实例 (10) n.小河；小溪 (11) n.学说；理论 (12) n.治疗；药剂 (13) prep. 无法...... (14) v.使受伤，弄伤 (15) adj.精神的；精神健康的(16) n.镭 (17) n.化学家 (18) n.天文学家 (19) n.生物学家 (20) n.数学家 2. 短语英译汉： (1)Gregorian calendar (2)natural selection (3)field research (4)Goldbach’s Conjecture (5)be regarded as (6)name after (7)the number of (8)for instance 3. 单词拼写 (1) He also developed a calendar which is as a (精确的) as the Gregorian calender. (2) He did field research across China and studied more than a thousand rivers and s (小溪), along with the landscape, history and culture of the surrounding areas. (3) She was also regarded as a brilliant c (化学家), and was again awarded the Nobel Prize in 1900 for the isolation of pure radium. (4) The m (大多数) of people with Alzheimer’s are 65 and above. (5) Alzheimer’s disease is recognized as the most common m (精神的) disease among older people, and the number of sufferers is growing.
课堂探究
Using language present perfect passive Step 1 1 Look at the sentences from the reading passage and answer the questions. (1) What has happened to “you” in sentence (a) (2) Who has used new inventions to make replacement hearts and bone parts in sentence (b) Compare them with the following sentences and answer the questions. (3) What is the difference between the two groups of sentences (4) Why does the author choose to use the passive form instead of the active form in the reading passage Now look for more sentences with these structures in the reading passage. 2.Rewrite the underlined parts using the present perfect passive. 3. Imagine you are Dr Moore. Look at the pictures and tell the police about the damage and loss to your lab. Use the present perfect passive where appropriate. 1. 2. 3. 4. 5. 6. 7. Step 2 1. Teach students how to use present perfect passive correctly. 2. Take notes (1)现在完成时被动语态定义: 1) 2) 3) 标志词词义已经还刚刚；正好从未；从来没有自从那时起自从......最近在过去的......一段时间一段时间
(2)时间标志词 (3)现在完成时被动语态基本结构： 主语+have/has been+v-ed(过去分词)+其他 1)肯定句 2)否定句 3)一般疑问句 4)特殊疑问句 Step 3 Listening 1 Listen to the conversation and number the pictures in the correct order. 2 Listen again and complete the notes. (3)Check the answers. (4) Now talk about how the speakers describe the story behind an invention. Listen again if necessary. 3. Work in pairs. Act out a telephone enquiry. Students A Turn to page 82 Students B Turn to page 85 Step 4 Some language points: 1. injure v.使受伤，弄伤 adj. 受伤的--- n. 伤害；损害 ① 使某人/某物/自己受伤 eg. Peter injured his hand in a (train) accident. 在一次培训事故中，彼得伤了手。 ② 严重受伤 eg. He (injure) in the attack. 他在袭击中受了重伤。 ③ 受伤 eg. He suffered injuries his hands and face. 他的手和脸都受伤了。 ④ 伤员；伤者(做主语表一类人，谓语动词用复数形式) eg. Army helicopters tried to evacuate injured. 军用直升机试图转移伤员。 injure vs wound vs hurt 尤指事故中弄伤、使受伤。 尤指刀、枪等武器造成的伤害。 指弄伤、(使)疼痛。 2. significant adj. 重要的，影响深远的 adv. 重大地；显著地--- n. 重要性，意义 ① 认为......(很/几乎不)重要 eg. With time (go) by, people attach great significance education. 随着时间的流逝，人们认为教育很重要。 ② 有重大意义 eg. Practising handwriting is great significance to the students’ growth. 练习书法对学生的成长有着重要意义。 3. accurate adj. 精确的 adj. 准确地；精确地--- n. 精确；准确 ① 在......方面准确 eg. We hope to become more accurate predicting the earthquakes. 我们希望在预测地震方面变得更加精确。 ② 准确地说 eg. , 958 students attended the sports meeting. 准确地说，958名学生参加了运动会。 accurate vs correct vs exact “准确的”做到与事实相符，侧重 “精确度” “正确的，对的” 指符合一般准则的正确无误 “确切的” 强调在质量、数量上达到极端正确、准确的程度。 4. cure v.治愈；解决 n. 药剂；疗法 ① 治疗......的方法 eg. There is no cure the disease. 没有治愈这种疾病的方法。 ② 治愈某人的......病；矫正某人的某种不良的行为/态度 eg. 90% of patients can (cure) of the disease. 这种疾病90%的患者都可以被治愈。 5. name after 以......的名字命名 eg. The machine its inventor. 机器是以它的发明者的名字命名的。 ① 名叫.......的 ② 谩骂某人 ③ 以......的名义；代表 6. be regarded as... 被认为是......；被看作是...... eg. Nowadays, cycling, along with jogging and swimming, (regard) as one of the best all-round forms of exercise. 现在，骑自行车和慢跑、游泳一起被认为是最好的综合性运动形式之一。 ① 代某人向......问候 ② 关于；有关 ③ 关于；就......而言
Homework 1. Sum up what we learned in class and take notes. 2.Preview the next period.
自主学习和语言点答案
自主学习
1.单词汉译英： (1)origin n.起源；起因 (2)minor adj. 小的 (3)accurate adj.精确的 (4)species n. 物种 (5)passive adj.被动的 (6)extraordinary adj.出色的；非凡的 (7)significant adj.重要的；影响深远的 (8)intelligent adj.聪颖的 (9)instance n. 例子；实例 (10)stream n.小河；小溪 (11)theory n.学说；理论 (12)cure n.治疗；药剂 (13)beyond prep. 无法...... (14)injure v.使受伤，弄伤 (15)mental adj.精神的；精神健康的(16)radium n.镭 (17)chemist n.化学家 (18)astronomer n.天文学家 (19)biologist n.生物学家 (20)mathematician n.数学家 2. 短语英译汉： (1)Gregorian calendar公历；阳历 (2)natural selection自然选择 (3)field research实地研究；实地调研 (4)Goldbach’s Conjecture哥德巴赫猜想 (5)be regarded as被视为...... (6)name after 以......命名 (7)the number of ......的数量 (8)for instance例如 3. 单词拼写 (1) He also developed a calendar which is as accurate (精确的) as the Gregorian calender. (2) He did field research across China and studied more than a thousand rivers and streams (小溪), along with the landscape, history and culture of the surrounding areas. (3) She was also regarded as a brilliant chemist (化学家), and was again awarded the Nobel Prize in 1900 for the isolation of pure radium. (4) The majority (大多数) of people with Alzheimer’s are 65 and above. (5) Alzheimer’s disease is recognized as the most common mental (精神的) disease among older people, and the number of sufferers is growing. Language points: 1. injure v.使受伤，弄伤 injured adj. 受伤的--- injury n. 伤害；损害 ①injure sb./sth./oneself 使某人/某物/自己受伤 eg. Peter injured his hand in a training accident. 在一次培训事故中，彼得伤了手。 ②be badly/seriously/injured 严重受伤 eg. He was badly injured in the attack. 他在袭击中受了重伤。 ③suffer/get/receive an injury 受伤 eg. He suffered injuries to his hands and face. 他的手和脸都受伤了。 ④the injured 伤员；伤者(做主语表一类人，谓语动词用复数形式) eg. Army helicopters tried to evacuate the injured. 军用直升机试图转移伤员。 injure vs wound vs hurt injure 尤指事故中弄伤、使受伤。 wound 尤指刀、枪等武器造成的伤害。 hurt 指弄伤、(使)疼痛。 2. significant adj. 重要的，影响深远的 significantly adv. 重大地；显著地--- significance n. 重要性，意义 ①attach (great/little) significance to... 认为......(很/几乎不)重要 eg. With time going by, people attach great significance to education. 随着时间的流逝，人们认为教育很重要。 ②be significant=be of significance 有重大意义 eg. Practising handwriting is of great significance to the students’ growth.. 练习书法对学生的成长有着重要意义。 3. accurate adj. 精确的 accurately adj. 准确地；精确地--- accuracy n. 精确；准确 ①be accurate in/at... 在......方面准确 eg. We hope to become more accurate in/at predicting the earthquakes. 我们希望在预测地震方面变得更加精确。 ②to be accurate 准确地说 eg. To be accurate, 958 students attended the sports meeting. 准确地说，958名学生参加了运动会。 accurate vs correct vs exact accurate “准确的”做到与事实相符，侧重 “精确度” correct “正确的，对的” 指符合一般准则的正确无误 exact “确切的” 强调在质量、数量上达到极端正确、准确的程度。 4. cure v.治愈；解决 n. 药剂；疗法 ①a cure for... 治疗......的方法 eg. There is no cure for the disease. 没有治愈这种疾病的方法。 ②cure sb. of sth. 治愈某人的......病；矫正某人的某种不良的行为/态度 eg. 90% of patients can be cured of the disease. 这种疾病90%的患者都可以被治愈。 5. name after 以......的名字命名 eg. The machine is named after its inventor. 机器是以它的发明者的名字命名的。 ①by the name of... 名叫.......的 ②call sb. names 谩骂某人 ③in the name of... 以......的名义；代表 6. be regarded as... 被认为是......；被看作是...... eg. Nowadays, cycling, along with jogging and swimming, is regarded as one of the best all-round forms of exercise. 现在，骑自行车和慢跑、游泳一起被认为是最好的综合性运动形式之一。 ①give one’s regards to 代某人向......问候 ②with/in regard to... 关于；有关 ③regarding prep. 关于；就......而言