Unit 2 The animal world Lesson 2 （课件+素材）-2025-2026学年北师大版（三起）（2024）英语四年级上册

null Guess！What is it？ deer rabbit bird tiger lion monkey Where do they live? They live in the forest. Look and match horse cat bee dog Are they our friends？ Yes, they are. / No, they aren’t. Unit 2 The animal world Lesson 2 Animal friends Today, we are going to learn a new lesson. Let’s listen to a song first and see what we will learn. 4 Listen and answer What animals can you hear? We are big and strong. We run fast. We help people travel fast and far. Are they our friends? What are they like? horses What can horses do for us? Listen and answer What animals can you hear? We're clever and we learn fast. We help people in many ways. We're their good friends. dogs Are they our friends? What are they like? What can they do for us? Listen and answer What animals can you hear? We're cute. We can catch mice and we like to play with people. We make them feel happy. cats Are they our friends? What are they like? What can they do for us? Listen and answer What animals can you hear? We're small and we work hard. We make honey. People like it very much. bees Are they our friends? What are they like? What can they do for us? Listen and read aloud listen point read What animals are they? 7 Listen and number What animal is it? Can you say something about it? clever learn fast small work hard strong big run fast cute help people make honey travel fast and far catch mice Summary Homework Need to do: 1．有感情地朗读文本； 2．查阅资料，选择最喜爱的动物并制作“动物信息卡”。 Choose to do: 观看有关“人与动物”的影视作品，并分享。 Multimedia Cloud Transcode (cloud.baidu.com) Multimedia Cloud Transcode (cloud.baidu.com) Content Adaptive Encoding 3.1 $雷神是一头玄龙卷风，他的职责是跟随冲锋队寻护治安，应对突发犯罪。哇哦。好多呀呀罗威纳犬的咬合力。通常可以达到130公斤，约等于大白鲨咬合力的一半，一般人可搞不定。他很。强壮，暴力常之强，从我之前都有分别了。好在威瑟在训犬方面经验丰富，他很快就发现了雷神的特点。4小时。都要问。我来了。 null妈妈蜜蜂它们是去采蜜了吗？对，他们是非常勤劳的昆虫。他们到底是怎么采蜜的？采蜜是蜜蜂的本能，只要天气合适，侦查蜂就会外出寻找蜜源，然后发出信号召集同伴前来采蜜时，蜜蜂会落在花盘上将口气沿雄蕊底部插入吸取花蜜，它们从外向内一层层的采蜜。蜜蜂将吮吸的花蜜装进蜜囊，然后飞回到朝内，交给内勤蜂进行加工酿早。据统计，蜜蜂每酿造一公斤蜂蜜大约要采集100万朵花. 他们那么小，真的好辛苦。蜜蜂分工很明确，采蜜的蜜蜂非常辛苦，一天里他们会一次接一次地飞，直到天黑。甜甜的蜂蜜真的是来之不易。也在。 最近在北京的大家应该偶遇到了不少警犬和工作犬吧，安全感爆棚的同时是真的有被可爱到啊。有正在低头吃东西的警犬，左右观望的工作犬，累了也会趴在地上休息。地铁上人很多，大家都害怕自己踩到它，摸摸狗被安抚一下，但很难不怀疑是单纯想摸。湾湾景观的后面是另一只汪汪景观电梯上，菲菲回头看着后面前后两只汪也回头看了一下。汪汪的警惕性有。还有四月大的比格警犬，跟评论区里的这张比格简直一模一样。谁能拒绝在上班前摸几下小黑呢？不过不能多摸，影响汪汪队工作，上班好累，我们往往也需要长腿，终于可以摘口红了亮完吐吐舌头没看完的发型潦草汪的工作能力可不容置疑小钟你看给人家小姐姐说的踮起脚尖了这只眉毛略显无辜的汪汪好像有点社恐汪汪队下班人好累让人清凉下辛苦这些汪汪队巡逻维护秩序啦。 null工蜂采蜜节都先派一小队侦查员探路。相较于普通公锋，龚锋侦查员的儿茶酚胺、谷氨酸和GABA的分泌水平更高，拥有更强的探索欲，也更适合侦查工作。颜色鲜艳、香气浓郁的花丛永远是侦查蜂的首选，因为蜜蜂的视觉对黄色、蓝色更加敏感，且更容易被浓郁的气味吸引。侦查员们发现密园花从后，便返回蜂巢跳起舞，通知工蜂大部队前来采蜜。当他们跳圆圈舞时，说明蜜园离蜂巢不到百米，跳八字形舞蹈时，说明蜜源离蜂巢距离在100米之外，而且舞蹈动作越慢，密源便越远。收到消息后，采蜜的工蜂便出动了，顺着侦察蜂头部所指的方向，朝着密源进军。蜜蜂会将采来的花蜜储存在蜜罐里，等到回朝后再将花蜜堵到蜂房里。与此同时，蜜蜂也没有闲着，一边扇着翅膀让水分蒸发，一边反复吞吐蜂蜜，让身体里的酶发挥作用，将蜂蜜的蔗糖转化成果糖和葡萄糖，这个过程便叫做酿蜜。经过一番加工后的蜂蜜含水量不到20%，不仅味道太美，而且久存不坏。人类开始驯养蜜蜂时会为蜜蜂赶走偷蜜的老鼠，在冬天百花凋零时为蜜蜂准备糖水充当口粮。作为报答，蜜蜂也会让人类取走一部分蜂蜜。由于蜜蜂无私奉献、勤劳采蜜的习性，也被奉为动物界的劳模。甘于奉献、诲人不倦的拼搏精神也是云南省曲靖农业学校坚守的治校理念。如果你想了解更多云南省曲靖农业学校相关信息，请联系曲靖市城发成教育咨询有限公司。 null