Unit4 Fun with science Period 4 Integrated skills 导学案 2025-2026学年高中英语译林版选修第一册

Unit 4 Fun with Science Period 4 Integrated skills 学习目标 1. Learn and catch key information about friction； 2. Work out the meanings of some important expressions； 3. Write an article about friction. 活动方案 Briefly review the grammar we learned last time. Activity 2: Learn and practise. Ⅰ. Read the lecture transcript and answer the related questions. Ⅱ. Listen to the interview about friction and then finish the exercises in Part B on P51. Ⅲ. Learn to write an article about friction. 文 体 常 识 一、 文体特点 说明文(expository writing)是以说明的表现手法来对客观事物的形态、结构、性质、特点、功能和用途等做科学阐述或解释的一种文体。写说明文时应注意： 1. 合理安排说明顺序。常见的说明顺序有时间顺序、空间顺序和逻辑顺序。 2. 灵活采用不同的写作手法，如下定义、列数据、举例子、作比较、分类别。 3. 注重语言的客观性。可以使用被动语态或引用权威的信息来源增加客观性。 4. 时态多用一般现在时。 二、 常用句式 下定义 Body language is a language without words that consists of gestures, facial expressions and body movements. 列数据 The seas around Australia contain over 160 different kinds of sharks, which vary in size from just 20 centimetres to over 14 metres. 举例子 Metals are such things as iron, gold and silver. 作比较 The new museum is much bigger, compared with the old one. 分类别 British and American English are different in many ways. The first and most obvious way is in the vocabulary. … There are a few differences in grammar, too. … The other two areas in which the two varieties differ are spelling and pronunciation. 实 践 运 用 学校正在组织科技创新大赛，你想为日常生活中的常用物品——钢笔，设计添加新功能来参赛。请以“My Magic Pen”为题写一篇英语短文，介绍你的创意。内容包括： 1. 说明设计理由； 2. 介绍新功能。 注意： 1. 写作词数应为80左右； 2. 请按如下格式作答。 My Magic Pen Pens are necessities for every student. In order to __________________________ ________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ 写作指导 审题 1. 文体：说明文。2. 时态：以一般现在时为主。 3. 人称：以第一人称为主。 谋篇 第一段：指出说明对象，说明设计理由； 第二段：分几点介绍新功能； 第三段：总结。 Activity 3: Consolidate and feed back. Ⅰ. Fill in the blanks with the proper form of the words. 1. The text is approachable, coping well with quite ________(complicate) subjects. 2. The difficulty of a problem was ________(define) in terms of how long it took to complete. 3. Some drugs are being used on a much larger scale than ________(previous). 4. I am sorry Mr Chen is ________(available). Would you like to speak to someone else? 5. Be ________(reason)—you can't expect me to finish all this work in so little time. 6. I have told them with absolute ________(certain) that there'll be no change of our decision. 7. What a choice! If only I ________(seek) the wise man's advice before I decided. 8. Despite a thorough ________(investigate), no trace of the missing boy has been found. Ⅱ. Fill in the blanks with appropriate prepositions. 1. The area was inhabited long ________ the dawn of recorded history. 2. She gave a hurried wave and set off ________ the grass. 3. I always want to know the reason ________ everything, big or small. 4. Many of their books have been ________ print for nearly 40 years. 5. It will be a big help if you go to the store and get what we need for dinner. ________ the meanwhile, I'll set the table. 6. Sometimes proper answers are not far to seek ________ food safety problems. 7. The Smiths are praised ________ the way they bring up their children. 8. Sorry, Madam. You'd better come tomorrow because it's ________ the visiting hours. Ⅲ. Fill in the blanks with the correct forms of the phrases in the box below. slide over; relate to; experiment with; depend on; go about; draw attention to; move through; roll over 1. Most competition cars ________________ if they hit an obstacle. 2. Scientists ________________ rats in order to discover facts about human behaviour. 3. Can you ________________ her version of what happened? 4. The dancers appeared ________________ the floor, their feet hardly touching it. 5. To ________________ the water, your body has to work four times as hard. 6. Many adults can't ________________ children. 7. I tried not ________________ the weak points in my argument. 8. I want him back, but I just don't know how to ________ it. Ⅳ. Complete the sentences below. 1. 不用说，有肺病的人不应吸烟。 __________________________________ if someone has lung problems they should not smoke. 2. 毫无疑问，人类对地球上的气候造成了影响。 _________________________________________ man has had an impact on the Earth's climate. 3. 可以确定的是，从今以后我会把它牢记于心。 ___________________________________________ I will keep that in mind from now on.　 4. 上个星期六，我们在操场见证了一场冬季趣味运动会。 Last Saturday ___________________________________________ on the sports field. 5. 我很清楚那个问题比他料想的要更复杂。 I knew very well that the problem _____________________________________. 6. 过不了多久，通货膨胀率就会开始下降。 _________________________________________ the inflation rate starts to fall. Activity 1：略 Activity 2：实践运用 My_Magic_Pen Pens_are_necessities__for_every_student._In_order_to make them more helpful for students, I have designed some new functions for my pen. Imagine the magic of the combination of a pen and a light bulb! Of course, microbatteries will be needed but when it's dark on my way home or to school, I can use my pen as a flashlight. I'll never be afraid of the dark again! Besides, it is also a good idea to have a small clock on the pen, so I can know the time without wearing a watch all day long. Such is the pen which I have designed. Do you like it? Activity 3： Ⅰ. 1. complicated　2. defined　3. previously　4. unavailable　5. reasonable　6. certainty　7. had sought　8. investigation Ⅱ. 1. before　2. across　3. for　4. in 5. In　6. to　7. for　8. beyond Ⅲ. 1. will roll over　2. experiment with 3. depend on　4. to slide over　5. move through　6. relate to　7. to draw attention to　8. go about Ⅳ. 1. It goes without saying that　2. There is little/no doubt that　3. What is certain is that　4. we witnessed a winter fun sports meeting　5. was more complex than he supposed　6. It will not be long before 学科网（北京）股份有限公司 $