初中英语人教版（2024）八年级下册（2024）Section B教学ppt课件

这是一份初中英语人教版（2024）八年级下册（2024）Section B教学ppt课件
第6课时 (Project & Reading Plus)In our daily life, we may meet different health problems. What health problems do you know?stomachachetoothachebackacheheadachecutsore throat What’s the matter with him/her?Do you know how to deal with it? How do you think we can stay healthy and keep ourselves safe?Make a doctor-patient conversation. Ask for health problems and give some advice.What’s wrong with you?I have a stomachache./ My stomach aches.You should have a check and see what’s going on.What’s the matter with you?I have a sore throat.You should drink some warm water or take some medicine.Imagine your school is holding a health awareness event. Work in a group and choose a health problem to focus on. allergy/ˈælədʒi/（名词）过敏反应 have an allergy to 对……过敏/streɪn/（名词）劳损；拉伤设想你们学校要举办一个健康知识普及活动。小组合作，选择一个要关注的健康问题。Do some research on the health problem your group chose. Use the questions to help you. What causes this health problem?How might you feel when you have it?Why is it important to deal with it?What should we do to treat it and avoid it?What other facts do you know about it?导致针对小组选择的健康问题做一些研究。借助以下问题。治疗和预防Causes(成因)Symptoms(症状)Importance(重要性)Measures (措施)Facts (科普事实)Create a health brochure as a group. Then present it to the class.Protect your eyes fromDIGITAL EYE STRAINHOW you may get it:Using a phone or computer for a long timeWHAT problems you may have: Tired eyesHeadacheWHY is it important to act now:Eye strain can cause our vision to get worse over time.WHAT you can do:Reduce screen time.Do eye exercises.Visit an eye doctor if necessary.Take a 20-second breakEvery 20minutesLook at something20 feet awayDry eyesDouble vision小组合作，制作一份健康手册。然后向全班展示。Read the brochure carefully and answer the following questions.What is the brochure mainly about?It’s about vision care(视力保护).protect sth/sb from...=stop/keep sth/sb from...保护……免受……vision/ˈvɪʒn/（名词）视力；视野good/poor vision 视力好/差/ˈdɪdʒɪtl/（形容词）数字信息系统的；数码的What causes this health problem?Using a phone or computer for a long time.You may have tired eyes, dry eyes, headache and double vision(复视).How might you feel when you have it?Why is it important to deal with it?What should we do to treat it and avoid it?Eye strain can cause our vision to get worse over time.We should reduce screen time, do eye exercise and visit an eye doctor if necessary.cause sth to do sth 导致……做……◇ Too much sugar may cause you to put on weight easily. 过多的糖可能导致你容易长胖。What do the signs mean?Don’t watch the screen for a long time. You should take a 20-second break.Take a break for eyes every 20 minutes.Look into the distance(something 20 feet away).Take a 20-second breakEvery 20minutesLook at something20 feet awayHow can we make a health brochure?Think and answera vivid photo related to the theme(主题)Concise(简明的) title & present brochure purposeFrom what sides should we make a health brochure?HOW you may get it:WHAT problems you may have: WHY it is important to act now:WHAT you can do:Causes(成因)Symptoms(症状)Importance(重要性)Measures (措施)brochure purposeHOW you may get it:WHAT problems you may have: WHY it is important to act now:WHAT you can do:photoGroup workMake a health brochure and introduce it to the class.ChecklistContentPerformanceCompleteCorrectBeautiful designSpeak loudly and clearlyHave eye contactUse some body languagePeer-assessment Look and answer What’s the matter with the boy in the picture?He’s sneezing.sneeze/sniːz/（动词）打喷嚏 拓展：（名词）喷嚏；喷嚏声What do you know about sneezing?Is sneezing a good thing or bad thing?Read the text. Circle T for true and F for false. Then correct the false statements.1. Sneezing is our body’s way of telling us that we are sick. 2. When we sneeze, it affects many different parts of our body. 3. Bright light can make some people sneeze. 4. Sneezing can spread germs at a high speed up to 6 metres away. 5. We should cover our nose and mouth when sneezing to prevent passing germs to others. getting rid of things that may harm us.8 metres awayRead again. Write down what the words in bold refer to.1. In fact, it is the body’s way of getting rid of things that may harm you. _____________2. It knows that something inside the nose should not be there, so it sends a message to the body to get it out. _______________3. If they are allergic to certain plants, they might sneeze a lot in the seasons when the plants bloom, but not in others. ________________sneezingOur brainother seasons4. After that, make sure to wash your hands. ___________________________________________5. Sneezing helps your body protect itself, but doing these two things can help you protect everyone else! _________covering your nose and mouth when sneezingyour bodyDiscuss the questions.1. What information have you learnt from the text that you didn’t know before?2. What should we do if we sneeze?Sneezing helps us protect ourselves from things like germs, dust, and smoke.If we sneeze, we should cover our nose and mouth. And we should wash our hands after sneezing.（答案不唯一，仅供参考）Let’s readAll about sneezinga way of doing sth 做某事的方法protect... from/against... 保护……免受……/dʌst/（不可数名词）灰尘；粉末If you had to list different ways of protecting yourself, sneezing probably would not be on the list. But when you sneeze, that is exactly what is happening. Sneezing helps you protect yourself from things like germs, dust, and smoke. In fact, it is the body’s way of getting rid of things that may harm you./ˈtɪkl/（动词）（使）发痒take over 接替；接管；接收People cannot really control their sneezes. If something starts tickling the inside of our nose, our brain takes over. It knows that something inside the nose should not be there, so it sends a message to the body to get it out.When we sneeze, many things happen in a very short time. Usually, our eyes shut, our tongue presses against the top of our mouth, and the muscles in our stomach and chest get tight. Next, a sudden blast of air comes out of our lungs and then our nose. As the air goes out of our nose, it carries germs, dust, and tiny drops of water with it.在很短的时间内/ˈmʌsl/（名词）肌肉/tʃest/（名词）胸部；胸膛（名词）突如其来的强劲气流a blast of... 一股/阵……Some unusual things can also make us sneeze. For example, some people sneeze when they look at a bright light. If people have an allergy, certain plants or animals might also make them sneeze. If they are allergic to certain plants, they might sneeze a lot in the seasons when the plants bloom, but not in others. If they are allergic to dogs or cats, they usually cannot have one as a pet./ˈælədʒi/（名词）过敏反应/ˈsɜːtn/（形容词）某事，某人，某种仅用于名词前，作定语。be allergic to 对……过敏/bluːm/（动词）开花While sneezing is good for the person doing it, it can be very bad for the people nearby. Sneezing is one way that diseases spread. Millions of germs from one sneeze can travel up to about 8 metres at a speed of 160 kilometres per hour! These germs can stay in the air, and if other people breathe in those germs, they can get sick too.现在分词作后置定语，修饰 the person/dɪˈziːz/（名词）病；疾病/spred/（动词）传播/ˈmɪljən/（数词）一百万/到达（某数量、程度等）/spiːd/（名词）速度/briːð/（动词）呼吸 breathe in 吸气 breathe out 呼气If you sneeze, always cover your nose and mouth. After that, make sure to wash your hands. Sneezing helps your body protect itself, but doing these two things can help you protect everyone else!确保；保证/ɪtˈself/（代词）它自己；它本身1. Can you identify and describe different health problems?2. What advice can you give for different health problems?3. Can you use reflexive pronouns properly in a sentence?4. How do you think we can stay healthy and keep ourselves safe?Health is not everything, but you have nothing without it.1. Review the words and phrases in this lesson.2. Polish your health brochure with your partners.3. Choose one health problem you’re interested in and search more information facts about it.