Unit 3 Let's live a low carbon-life（期中知识清单） 六年级英语下学期（北京版）

知识清单·北京版六年级下册 Unit 3 Let’s live a low-carbon life 知识梳理 知识点拨 【考点一】 日期的表达 【考点二】情态动词 should 句型 【考点三】 祈使句的否定形式 【考点四】What和How引导的祈使句 考点一：日期的表达： —What's the date today? 今天是几月几日？ —It's April 22nd. It's World Earth Day. 今天是 4 月 22 日。今天是世界地球日。 1. 美式表达（月 + 日 + 年）（课本中用的是这种表达） 写法：April 22nd, 2026 或 Apr. 22, 2026（月份可缩写） 读法：April (the) twenty-second, twenty twenty-six 2. 英式表达（日 + 月 + 年） 写法：22nd April, 2026 或 22 Apr. 2026 读法：the twenty-second of April, twenty twenty-six 3. 日期中序数词的表达 序数词 缩写 序数词 缩写 第一 first 1st 第十七 seventeenth 17th 第二 second 2nd 第十八 eighteenth 18th 第三 third 3rd 第十九 nineteenth 19th 第四 fourth 4th 第二十 twentieth 20th 第五 fifth 5th 第二十一 twenty-first 21st 第六 sixth 6th 第二十二 twenty-second 22nd 第七 seventh 7th 第二十三 twenty-third 23rd 第八 eighth 8th 第二十四 twenty-fourth 24th 第九 ninth 9th 第二十五 twenty-fifth 25th 第十 tenth 10th 第二十六 twenty-sixth 26th 第十一 eleventh 11th 第二十七 twenty-seventh 27th 第十二 twelfth 12th 第二十八 twenty-eighth 28th 第十三 thirteenth 13th 第二十九 twenty-ninth 29th 第十四 fourteenth 14th 第三十 thirtieth 30th 第十五 fifteenth 15th 第三十一 thirty-first 31st 第十六 sixteenth 16th 大显身手 用两种英文表达方式写出下列节日的日期。 例：元旦  January 1st  the first of January 1．植树节      2．青年节      3．教师节      4．圣诞节      考点二：情态动词 should 句型： ① We should stop using plastic bags. 我们应该停止使用塑料袋。 ② We should be friendly to it. 我们应该对它友好。 一、should 核心基础信息 含义：应该；应当（表示建议、劝告、责任、义务） 特点：无人称和数的变化，后面永远跟动词原形，不能加 to，不能加 s/es/ing/ed 二、should 的基本句型结构 1. 肯定句：主语 + should + 动词原形 + 其他 She should help her mother. 2. 否定句：主语 + should not (shouldn’t) + 动词原形 + 其他 He shouldn’t play computer games too much. 3. 一般疑问句：Should + 主语 + 动词原形 + 其他？ Should I do my homework now? 4. 特殊疑问句：特殊疑问词 + should + 主语 + 动词原形 + 其他？ What should we do now? should 用法速记口诀 情态动词 should，人称单复数不变；后面只跟动原形，千万莫把 to 来添；否定直接加 not，疑问 should 放句前；表建议和责任，用法简单记心间。 大显身手 单项选择。 ( ) 1．You ______ talk in class. A．should B．shouldn’t C．can ( ) 2．You ______ eat too much or go to bed too late. It’s bad for your health. A．shouldn’t B．should C．would ( ) 3．You ______ throw paper on the floor. Because it makes the classroom ______.   A．should; messy B．can; clean C．shouldn’t; messy ( ) 4．We ______ use too ______ plastic bags. A．shouldn’t; many B．should; many C．shouldn’t; much ( ) 5．We ______ litter anywhere. A．could B．shouldn’t C．should 考点三：祈使句的否定形式： ①Don’t litter in public places. 禁止在公共场所乱扔垃圾。 ②Don’t leave the water running. 不要让水一直流着。 ③Please don’t shout. 请不要喊叫。 ① 祈使句的否定结构一般是在祈使句的肯定形式前面加 Don’t。 (1) Do 型祈使句的否定形式， 如：Open the door! 开门！→ Don’t open the door! 不要开门！ (2) Be 型祈使句的否定形式， 如：Be quiet! 安静点！→ Don’t be quiet! 不要沉默！ (3) Let 型祈使句的否定形式， Don’t + let + 宾语 + 动词原形 + 其他. 如：Let her go! 让她走吧！→ Don’t let her go! 别让她走！ Let + 宾语 + 动词原形 (+ 其他). 如：Let’s not say anything. 我们什么都不要说。 ② 有时，为了加强语气，don’t 可以分开来写（do not）。 如：Do not talk! 别说话！ ③ 祈使句的另外一种否定结构，表示 “禁止做某事”： (1) “No + v-ing.” 如：No swimming! 禁止游泳！No parking! 禁止停车！No smoking! 禁止吸烟！ (2) “No + 名词.” 如：No photos! 禁止拍照！ 大显身手 单项选择。 ( ) 1．Wait! ______ at the red light. A．Go B．Goes C．Don’t go ( ) 2．Mike, ______ open the door. It’s cold. A．don’t B．doesn’t C．not ( ) 3．Don’t ______ on the grass. A．walk B．walking C．to walk ( ) 4．Please ______ litter here. The sign on the wall ______ “No littering.” A．don’t; means B．doesn’t; means C．can’t; mean ( ) 5．______ play computer games too often. A．No B．Don’t C．Not 考点四：What和How引导的祈使句 What a nice, big tree! 多么漂亮的大树啊！ What a cute thing! 多么可爱的一个小东西！ · 由 What 引导的感叹句结构： (1) What + a/an + 形容词 + 可数名词单数 + (主语 + 谓语)! 例：What a beautiful girl she is! 她是多么漂亮的女孩啊！ What an honest boy! 他是多么诚实的男孩啊！ (2) What + 形容词 + 可数名词复数 + (主语 + 谓语)! 例：What brave students! 多么勇敢的学生们啊！ What friendly students they are! 他们是多么友好的学生啊！ (3) What + 形容词 + 不可数名词 + (主语 + 谓语)! 例：What cool weather it is! 多么凉爽的天气啊！ What good advice! 多么好的建议啊！ · 由 How 引导的感叹句结构： (1) How + 形容词 / 副词 (+ 主语 + 谓语)! 例：How beautiful the girl is! 多么漂亮的女孩啊！ (2) How + 主语 + 谓语！ 例：How time flies! 时光飞逝！ · what 与 how 引导的感叹句转换： 一般情况下可以相互转换，意思不变。 例：What an interesting story it is! 多么有趣的一个故事啊！= How interesting the story is! 多么有趣的一个故事啊！ · 做题口诀 去主谓，定末尾。名词 what，形副 how。a、an 出现要注意，形名相连用 what，形名相隔就用 how。 大显身手 单项选择。 ( ) 1．We drank and ate a lot at the party. ______ great fun! A．How B．What a C．What ( ) 2．______ fine day! Let’s go out for a walk. A．What a B．How a C．What ( ) 3．______ big the fish are! ______ great fun! A．How; What a B．How; What C．What; What ( ) 4．______ a cool cheetah! A．What B．How C．Which ( ) 5．—Look at the CCTV building! —______ a big building! A．What B．When C．Where 写作指引 写作主题：环保 方法步骤：写 “环保” 主题作文，可按三步三要素法写作： 第一步：开头，点明环保的重要性，引出 “我们要保护地球家园” 的核心观点。 第二步：正文，具体列举 2-3 条环保行动（如节约资源、减少污染、爱护动植物等），说明具体做法。 第三步：结尾，发出倡议，呼吁大家一起行动，表达对美好环境的期待。 素材积累： 必备词汇 必备句型 开头 环保：protect the environment, save the earth 重要性：important, necessary, our home · The earth is our only home. We must protect it. · It's important for us to live a green life. · We should do something to save our planet. 正文 节约资源：save water/electricity/paper, reuse things 减少污染：use cloth bags, stop littering, plant trees 爱护动植物：be friendly to animals, protect forests · We should save water by turning off the tap. · We can use both sides of the paper to save trees. · Don't use plastic bags. Use cloth bags instead. · We should plant more trees to make the air clean. · We must be kind to wild animals. 结尾 倡议：let's, together, take action期待：cleaner, greener, more beautiful · Let's work together to protect our environment. · If we all try our best, the earth will be more beautiful. · Small actions can make a big difference. 小试身手： 请写一篇关于如何保护环境的小短文。 要求：条理清晰，书写规范；不少于 40 词，短文开头已给出，不计入总词数。 The earth is our home. I think we can do many things to save the earth. 范文： The earth is our home. I think we can do many things to save the earth. First, we should print on both sides of the paper to save trees. Second, we should stop using plastic bags. Third, we shouldn’t leave the water running when we’re brushing our teeth. Fourth, remember to turn off the TV when you aren’t watching. Last, we must be friendly to animals. 综合训练 一、选出与所给单词同一类的选项。 ( ) 1．too A．also B．water C．TV ( ) 2．print A．wait B．when C．where ( ) 3．paper A．always B．often C．crayon ( ) 4．minute A．hour B．talk C．save ( ) 5．brush A．wash B．teeth C．leg 二、从方框中选出与下列图片相符的短语。 A. climb up a hill B. use the toilet C. in the branches D. run away E. save water 1. ( ) 2. ( ) 3. ( ) 4. ( ) 5. ( ) 三、单项选择。 ( ) 1．—What is World Earth Day for? —It tells people to ______ the environment. A．clean B．keep C．protect ( ) 2．He often ______ to work by bike. A．go B．goes C．went ( ) 3．—Remember to ______ the TV when you aren’t watching. —OK. I will. A．turn off B．turn on C．turn left ( ) 4．—______ nice the coat is! —Yes, it is. A．How B．What C．Who ( ) 5．—We ______ save water, Jim. —You're right, Joe. And we ______ waste energy. A．should; should B．should; shouldn't C．can't; can 四、用所给单词的适当形式填空。 1．—Can I print on both (side) of the paper?   —Sure. 2．—How does your dad (go) to school every day?   —By bus. 3．We should stop (cut) down too many trees. 4．I think we should (study) hard every day. 5．A wind turbine (have) blades. 五、根据图片和首字母提示，补全句子。 1．Let’s be f to animals. 2．Don’t l in public places. 3．We need to p our planet earth.    4．—What’s the d today?      —It’s July 28th. 六、选择合适的选项完成对话。 A．Let's do it now. B．Good point, Sophie. C．We should turn off the tap when we brush our teeth. D．Hey Sophie, this is a poster about "Live a Low-Carbon Life". E．And we should turn off the light and the computer when they're not in use. Emma: 1. ______ How to live a low-carbon life? Sophie: 2. ______ Emma: You're right! We should also fix the bad tap to save water. Sophie: 3. ______ Emma: 4. ______ And let's make a note to tell others to print on both sides of the paper. Sophie: Good idea! 5. ______　　　　　　 Emma: OK. Let's go. 七、读短文，选择合适的单词填空。 tidy      date      protect       not       litter What’s the 1. today? It’s April 22nd, World Earth Day. There are many things we can do to 2. the environment. We can go to school or work by bus or by bike. If the place is not far, we can go there on foot. We should 3. use plastic bags. And we should be careful not to 4. so that we can keep our city clean and 5. . 八、【新语篇·科普文章】阅读文章，选择合适的选项。 World Water Day is on March 22nd. Water is everywhere around us. You know, it has no colour, no taste and no smell. Water is very useful. Here are some examples (例子). At home, we can use water to wash clothes, to wash dishes, to cook meals, to clean the rooms, to take showers, to make drinks, to clean our teeth and so on. At work , people can use water to put out fires (灭火) , to grow vegetables on the farm, to make things in factories and so on. Water can also bring us happiness. We usually swim in the swimming pool in summer. People in China have the Dragon Boat race in the river. In a word, we can't live without (没有) water. And there is not much water on the earth (地球). In China, many places are short of water. So we must save water. We should turn off the taps (水龙头) after washing hands and use waste water again. Let's do together, for our beautiful tomorrow! ( ) 1．_________ is on March 22nd. A．Dragon Boat Festival B．Tree Planting Day C．World Water Day ( ) 2．What colour is water? A．It is white. B．It doesn't have any colour. C．It is colourful. ( ) 3．What can we do with water at home according to (根据) the passage? A．We can take showers and wash clothes. B．We can have the Dragon Boat race. C．We can grow vegetables. ( ) 4．The underlined word “save” mean “_________”. A．节约 B．制造 C．净化 ( ) 5．What 's the main idea according to the passage? A．We can't live with water. B．Water is everywhere around us. C．Water is important (重要的). We shouldn't waste (浪费) water. We must cherish (珍惜) it. 参考答案 【考点一】 1．March 12th the twelfth of March 2．May 4th the fourth of May 3．September 10th the tenth of September 4．December 25th the twenty-fifth of December 【考点二】 1．B 2．A 3．C 4．A 5．B 【考点三】 1．C 2．A 3．A 4．A 5．B 【考点四】 1．C 2．A 3．B 4．A 5．A 【综合训练】 一、选出与所给单词同一类的选项。 1．E 2．B 3．A 4．D 5．C 二、从方框中选出与下列图片相符的短语。 1．A 2．A 3．C 4．A 5．A 三、单项选择。 1．C 2．B 3．A 4．A 5．B 四、用所给单词的适当形式填空。 1．sides 2．go 3．cutting 4．study 5．has 五、根据图片和首字母提示，补全句子。 1．friendly/riendly 2．litter/itter 3．protect/rotect 4．date/ate 六、选择合适的选项完成对话。 1．D 2．C 3．E 4．B 5．A 七、读短文，选择合适的单词填空。 1．date 2．protect 3．not 4．litter 5．tidy 八、【新语篇·科普文章】阅读文章，选择合适的选项。 1．C 2．B 3．A 4．A 5．C 第 1 页 共 15 页 学科网（北京）股份有限公司 $