Unit 6 第2课时 Part A Let's learn &Think,write and talk（分层作业）英语人教PEP版六年级上册（新教材）

Unit6 Energy,nature and us 第2课时 Part A Let's learn &Think,write and talk 基础练 一、选择恰当单词，补全句子。 to / by / for / of / about 1. It’s very kind ____________ him to help us. 2. She wants ____________ visit the nature park. 3. We will have a class meeting ____________ how to save water. 4. Fresh air is good ____________ people. 5. This factory sends goods to different cities ____________ train. 二、根据首字母和句意填入恰当单词。 1. We should use more green e____________ in our daily life. 2. This machine can h____________ food in one minute. 3. There are three t____________ of animals in the picture. 4. The computer is u____________ for learning. 5. Benjamin Franklin found something about e____________ in his kite experiment. 提升练 三、判断句子与图片是否相符，相符写T，不符写F。 第1题 第2题 第3题 第4题 第5题 ( )1. Water power is popular now because it is clean. ( )2. This kind of train uses electricity to move. ( )3. An air conditioner can cool or warm the room in hot or cold weather. ( )4. It tells people to keep away from fire. ( )5. We can use the sun’s heat to get hot water. 四、单项选择。 ( )1. — Mum,I’m so tired. I have no ______ to walk home. — Let’s have a rest. A. time　　　　 B. luck　　　　 C. energy　　　 D. money ( )2. — What’s wrong with the fridge,Peter? — Nothing. It ______ as usual now. A. runs B. walks C. laughs D. swims ( )3. — The bread is cold. Can you ______ it for me? — Sure. Wait a minute. A. make　　　　 B. count　　　　 C. check　　　 D. heat ( )4. — It is dark in the room. Please ______ the light. — All right. A. put on　　　　 B. turn on　　　 C. get off　　　　 D. take off ( )5. We can't see wind, but it is very helpful. Which picture shows people using wind power? A. B. C. D. 五、选择恰当句子，补全对话。 Xiaoming: Wow! There are so many solar panels here. Teacher: Yes. 1.________ Xiaoming: Can sunlight really turn into electricity? Teacher: Sure. 2.________ Xiaoming: 3.________ Teacher: It still works, but it makes less electricity then. Xiaoming: 4.________ Teacher: It won’t run out and it is good for our planet. Xiaoming: 5.________ Teacher: Me too. Green energy will change our world a lot. A. Does it work on cloudy days? B. This station makes electricity from sunlight. C. The panels catch sunlight and turn it into power. D. I hope more homes can use solar power in the future. E. What good points does solar energy have? 拓展练 六、阅读短文，选择最佳答案。 What is wind power Wind power is a kind of clean energy. It comes from wind. Wind moves in the sky every day. People can use wind to make electricity. Wind power doesn’t burn coal or oil. It makes no dirty gas. It is friendly to our Earth. ★ Tall wind turbines(涡轮机) stand on the ground. They have long big blades(叶片). When the wind blows, the blades turn fast. The turning movement makes machines work. Then the machines produce electricity. The electricity can light homes, run TVs and cool rooms. The advantages of wind power Wind power has many good points. First, wind is free. People can use it all the time. Second, it is clean. It doesn’t bring air pollution. Third, wind farms don’t make loud noise. They don’t hurt animals easily. More countries choose wind power today. The future of wind power Wind power becomes more popular in the world. Many new wind farms appear on land and at sea. Scientists keep improving wind turbines. They want to make more clean electricity. Wind power will help us protect nature and build a green future. ( )1. Where can we read this passage? A. In a magazine about pets. B. In a science book about energy. C. In a cookbook for food. D. In a history book about old cities. ( )2. What does the word “advantages” mean? A. 优点 B. 环境 C. 价格 D. 规则 ( )3. Which sentence can we put in ★ ? A. Where can we build wind turbines B. Why do people use electricity C. What can TVs and cool rooms do D. How wind power works ( )4. Which of the following is TRUE? A. Wind power needs to burn coal. B. Wind farms usually make very loud noise. C. Wind can turn the blades of turbines. D. We cann’t use wind power on the sea. ( )5. What can we know from the passage? A. Wind power makes lots of dirty gas. B. Wind power is good for the world. C. We can use wind power only on land. D. Wind is expensive for people to get. 答案解析 基础练 一、选择恰当单词，补全句子。 1.答案：of 解析：固定句型 It's + 形容词 + of sb. to do sth. 用来形容人的品质（kind 善良的）。 句意：他帮助我们，真是太好了。 2.答案：to 解析：固定搭配 want to do sth. 想要做某事。 句意：她想要参观自然公园。 3.答案：about 解析：about 表示 “关于”，a class meeting about… 一场关于…… 的班会。 句意：我们将会开一场关于如何节约用水的班会。 4.答案：for 解析：固定短语 be good for 对…… 有益。 句意：新鲜空气对人们有益。 5.答案：by 解析：by + 交通工具，表示 “乘坐某种交通工具”，by train 乘火车。 句意：这家工厂用火车把货物送到不同城市。 二、根据首字母和句意填入恰当单词。 1.答案：energy 解析：green energy 绿色能源。 句意：我们在日常生活中应该更多使用绿色能源。 2.答案：heat 解析：heat 作动词，表示 “加热”。 句意：这台机器可以在一分钟内加热食物。 3.答案：types 解析：three types of 三种……，type 用复数 types。 句意：图片里有三种动物。 4.答案：useful 解析：be useful for 对…… 有用。 句意：电脑对学习有用。 5.答案：electricity 解析：electricity 电；富兰克林风筝实验是关于电的。 句意：本杰明・富兰克林在风筝实验中发现了一些关于电的知识。 提升练 三、判断句子与图片是否相符，相符写T，不符写F。 1.答案：F 解析：句子含义：水力发电现在很流行，因为它很清洁。图片是火力 / 热电厂，不是水力发电，图片和句子不符。 2.答案：T 解析：句子含义：这种列车靠电力运行。图中是高铁，高铁用电驱动，图文相符。 3.答案：T 解析：句子含义：空调可以在炎热或寒冷天气给房间制冷或供暖。图片是空调，功能描述正确，图文相符。 4.答案：F 解析：句子含义：它提醒人们远离火。图片是高压电警示标志，不是防火标志，图文不符。 5.答案：T 解析：句子含义：我们可以利用太阳的热量获得热水。图片是太阳能热水器，图文相符。 四、单项选择。 1.答案：C 解析：考查名词词义辨析。time（时间）；luck（运气）；energy（精力，能量）；money（钱）。 句意：－妈妈，我太累了。我没有精力走回家。－我们休息一下。 have no energy 表示没有力气，符合语境。 2.答案：A 解析：考查动词词义辨析。run（运转，运行）；walk（走路）；laugh（笑）；swim（游泳）。 句意：－Peter，冰箱出什么问题了？－没事。它现在像往常一样运转。 run 可用来描述机器正常工作。 3.答案：D 解析：考查动词词义辨析。make（制作）；count（数数）；check（检查）；heat（加热）。 句意：－面包凉了。你能帮我加热一下吗？－当然可以，稍等。 4.答案：B 解析：考查动词短语辨析。put on（穿上）；turn on（打开电器）；get off（下车）；take off（脱掉；起飞）。 句意：房间里很黑，请打开灯。turn on the light 开灯，固定搭配。 5.答案：D 解析：短语 wind power 意为风能。 A 马车，依靠畜力；B 蒸汽火车，依靠热能；C 太空卫星，依靠太阳能；D 帆船依靠风力航行，属于使用风能。 句意：我们看不见风，但它用处很大。哪张图片展示人们利用风能？ 五、选择恰当句子，补全对话。 1.答案：B 解析：上句 Xiaoming 说这里有很多太阳能板。老师用 B 句 “This station makes electricity from sunlight.（这个电站利用阳光发电）” 介绍这个电站，承接上文。 2.答案：C 解析：Xiaoming 提问阳光真的可以变成电吗？C 句 “The panels catch sunlight and turn it into power.（太阳能板捕捉阳光并把它转化成电能）” 解释原理，回答问题。 3.答案：A 解析：老师答句：“它仍然可以工作，但是发电量会变少。” 对应 A 句 “Does it work on cloudy days?（阴天它还能工作吗？）”，是一般疑问句。 4.答案：E 解析：老师答句：“它不会耗尽，而且对我们的地球有益。” 这是太阳能的优点。E 句 “What good points does solar energy have?（太阳能有什么优点？）” 引出该回答。 5.答案：D 解析：下句老师说 “我也是。绿色能源将会很大程度改变我们的世界。”“Me too.” 表示赞同 D 句 “I hope more homes can use solar power in the future.（我希望未来更多家庭可以使用太阳能）”。 拓展练 六、阅读短文，选择最佳答案。 1.答案：B 解析：文章主题是风能，属于能源科普。 A. 宠物杂志；B. 关于能源的科学书；C. 烹饪食谱；D. 关于古城的历史书。 只有 B 符合文章内容。 2.答案：A 解析：advantage 名词，意思是优点。下文列举了风能免费、清洁、噪音小等好处。 3.答案：D 解析：★后面段落介绍风力涡轮机叶片被风吹动，机器发电，这是风能如何工作。 A. 我们在哪里建涡轮机；B. 人们为什么用电；C. 电视和制冷房间能做什么；D. 风能如何工作。选 D。 4.答案：C 解析： A：风能不需要烧煤，原文 “Wind power doesn’t burn coal or oil.”，错误。 B：原文 “wind farms don’t make loud noise.”，风电场不会制造很大噪音，错误。 C：风可以转动涡轮机的叶片。原文 “When the wind blows, the blades turn fast.”，正确。 D：海上也可以使用风能，原文 “Many new wind farms appear on land and at sea.”，错误。 5.答案：B 解析： A：风能不产生废气，原文 “It makes no dirty gas.”，错误。 B：风能对世界有益，原文 “It is friendly to our Earth.”，正确。 C：陆地和海上都可以使用风能，不是只能在陆地，错误。 D：风是免费的，原文 “wind is free.”，错误。 学科网（北京）股份有限公司 $