Unit8 Our Blue Planet Function （课件） -2025-2026学年仁爱科普版英语七年级下册

该初中英语课件围绕“水的来源、重要性及水循环”核心知识点展开，通过猜谜导入（描述水的特征让学生猜测）激发兴趣，以单词自学、句子翻译为基础，衔接听前图片讨论、听中对话理解与判断、听后角色扮演及对话创编，构建层层递进的学习支架。 其亮点在于融合语言能力与思维品质培养，通过听力活动（判断水的分布与特性）提升语言理解，对比辨析（into/in动态静态、because of/because介词与连词）发展逻辑思维，小组合作编对话锻炼表达。教师可借助结构化活动高效教学，学生在实践中提升语言运用能力与环保意识。

Unit 8 Our Blue Planet Function Lesson Objectives: In this lesson, we will be able to: 1. Be able to get dialogue content to understand the source and importance of water by listening and reading activities. 2. Be able to make up new conversations about water with language knowledge learned in practice. 3. Talk about the importance of water. 1.自学下列单词和短语： 单词：_______ adj.有用的 _______ v.洗 _______ n.循环 _________ prep.在...外面 adv.在外面 短语： do exercise ___________ have fun __________ go up ___________ turn into ____________ water cycle ___________ useful wash cycle outside 做运动 上升 (把...)变成...... 玩的开心 水循坏 2.尝试翻译下列句子，并在课文中勾画出来。 ① All living things need water. _______________________________________________ ② At home, we use water to cook, do washing or cleaning. ___________________________________________________ ③ On sunny days, water goes up in the air and turns into clouds in the sky. ____________________________________________________ 所有的生物都需要水。 在家里，我们用水来做饭，洗衣服或者打扫卫生。 天气晴朗的时候，水上升到空气里然后在天空中变成云彩。 Lead-in It’s water. Guess what it is according to the descriptions. It covers about 71% of our earth. It covers about 70% of our body. We can’t live without it. We drink it every day. What is it ? Pre-listening Activity 1 A. Pair Work. Look at the pictures and talk about where water comes from. sea rain ice river While-listening Activity 2 Listen to the conversation and answer the question. Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. And the good thing is we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. What are Xiao Ya and her mom talking about? They are talking about water. While-listening Activity 2 Listen again and mark T or F. Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. And the good thing is we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. Water is under the ground, in the ocean and in the sky. ( ) Water can go up into the sky and form clouds. ( ) We need little water in our life. ( ) We can only use 2% of the water on the earth. ( ) T T F F a lot of 1% While-listening Activity 2 Read the conversation and practice it with your partner. Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. It’s lucky that we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. ['evriweə(r)] adv. 到处 [graund] n. 地面 ['intu:] prep. 到……里面 [fɔ:m] v. (使)形成 [klaud] n. 云 [drɒp] n. 滴 v. (使)掉落 While-listening Activity 2 Listen to the conversation and answer the question. What are Xiao Ya and her mom talking about? They are talking about water. Listen again and mark T or F. Then read and check. Water is under the ground, in the ocean and in the sky. ( ) Water can go up into the sky and form clouds. ( ) We need little water in our life. ( ) We can only use 2% of the water on the earth. ( ) T T F F a lot of 1% Listening and reading Activity 3 Listen and read, and then complete the summary. Water is __________. It is under the ground, in the ________ and in the sky. On sunny days, water goes up into the sky and forms ________. We need to drink water every day and we also use a lot of water in our life. The earth is a blue planet. It is full of water. But we can only use about ________ of the water on it. We need to save every ________ of water. everywhere ocean clouds 1% drop be full/fʊl/ of 充满; 装满 Find the new words and phrases. Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. It’s lucky that we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. = be from 来自 go up上升;上涨 众所周知 在地球上 因为;由于 every drop/drɒp/ of water 每一滴水 Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. It’s lucky that we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. Role play Read the conversation and practice it with your partner. Post-listening Activity 4 Pair work. Talk about the questions and make up a new conversation about water. 1. Where is water from? Water is from the underground, the _________, the ___________, the _________ and the ________. river sea/ocean rain ice Post-listening Activity 4 Pair work. Talk about the questions and make up a new conversation about water. 2. How important is water to us? We need to _________ water every day. We also need to ________ a lot of water in our _________. do some cleaning plant vegetables do some washing cook have a shower drink use life Post-listening Activity 4 Pair work. Talk about the questions and make up a new conversation about water. 3. Why do we need to save water? Because we can only use about _______% of the water on the earth. This is very _________ water. 1 little Post-listening Summary the structure. Xiao Ya: Mom, where does water come from? Mom: There is water everywhere. It’s under the ground, in the ocean and in the sky. Xiao Ya: But I can’t see any water in the sky. Mom: It’s in the air. On sunny days, water goes up into the sky and forms clouds. Xiao Ya: I see. As we all know, water is very important to us. Mom: Yes. We need to drink water every day. Xiao Ya: We also need to use a lot of water in our life. Mom: That’s right. It’s lucky that we have a lot of water on the earth. Xiao Ya: Yes. Just because of this, we call the earth a blue planet. Mom: But we can only use about 1% of the water on the earth. The rest is all sea water or ice. Xiao Ya: That is very little water. Let’s save every drop of water. Where is water from? How important is water to us? Why do we need to save water? Summary We learned: 1. some facts about water. 2. realizing the importance of water. We can: make up a conversation about why water is so important to us. Homework Must do： 1. memorize the new words and phrases. 2. practice the conversation in Activity 4. 3. preview Pronunciation. Choose to do：search for more information about the importance of water and share it in class. Thank you! null 75467.305 $