1、Unit 4 Healthy BonesLesson 12（第一课时）（第一课时）1.How many pieces of bones are there in adult(成人)body?A.206B.2072.Where is the smallest bone in our body?A.in our headB.in our earDo you know these?Do you know these?3.Who has more bones?A.A babyB.A twenty-year-old man4.Whose bones stop growing around 25?A.wo
2、mensB.mensDo you know anything about the bones?outsideinsidesolidinsideoutsidebonecalciumwaste里面的坚硬的骨头外面的废物钙Match English and Chinese.What will the writer talk about in the passage?Title:Healthy Bones A)A)Healthy Bones and Sick Bones Healthy Bones and Sick Bones B)B)Getting to Know Your Bones C)C)Ne
3、w Research on Our Blood Look at the pictures and skim the text.Choose the best title.They are donating(捐献)blood.Look at the pictures and skim the text.Choose the best title.A)A)Healthy Bones and Sick Bones Healthy Bones and Sick Bones B)B)Getting to Know Your Bones C)C)New Research on Our Blood Divi
4、de the passage into two parts and summarise the main idea of each part.Part 1(paragraph )Part 2(paragraph )1,23-5Divide the passage into two parts and summarise the main idea of each part.Part 1Part 2 Bones are important.What we can do to keep our bones healthy.Read para.1,2 and underline the key wo
5、rds.1.What are bones like?2.Why are bones important?3.Why is blood important?Every time we walk,sit down or hold a book,we are using our bones.Bones are important because they support our bodies and help us move freely.Although theyare very light,bones are strong enough to support our weight.Paragra
6、ph 11.What are bones like?Bones are hard on the outside,but they are soft on the inside.The soft part of the bone makes our blood.Blood carries nutrients through our body.It also helps move waste materials away so our body can stay healthy.Paragraph 21.What are bones like?Every time we walk,sit down
7、 or hold a book,we are using our bones.Bones are important because they support our bodies and help us move freely.Although they are very light,bones are strong enough to support our weight.Paragraph 12.Why are bones important?Bones are hard on the outside,but they are soft on the inside.The soft pa
8、rt of the bone makes our blood.Blood carries nutrients through our body.It also helps move waste materials away so our body can stay healthy.Paragraph 22.Why are bones important?Bones are hard on the outside,but they are soft on the inside.The soft part of the bone makes our blood.Blood carries nutr
9、ients through our body.It also helps move waste materials away so our body can stay healthy.Paragraph 23.3.Why is blood important?Read para.3-5 and finish the table.What can do to help keep our bones healthy?Why are they important?How can we get them?Calcium makes our bones solid,so we need to get e
10、nough of it each day.We can get calcium easily from milk,some vegetables and other foods.Read para.3-5 and finish the table.How can we get them?Get from milk,vegetables and other food Read para.3-5 and finish the table.What can do to help keep our bones healthy?Do exercise Calcium Vitamin D Read par
11、a.3-5 and finish the table.Make bones solid Improve bone health Read para.3-5 and finish the table.How can we get them?Get from milk,vegetables and other food Get from food like fish and eggsGet from the sun Read aloud with the speaker.Work in pairs to ask and answer.Role play.Work in groups of four,one student ask questions as host or hostess(主持人),the others answers as specialists（专家）.学校请来了养生堂三位专家，来谈谈骨骼健康话题。Homework1.朗读课文。2.独立给家人描述一下骨骼健康的知识。
