(课件网) Unit 1 Feeling Sick Period 5 What's the topic (主题) of the video bones How many bones do babies(婴儿) have Babies have 300 bones. How many bones do adults(成年人) have Adults have 206 bones. Where do the other（另外的） bones go 300 206 They grow together（长在一起）. Adults need ____ _____ bones. Babies need ____ ___ _____ bones. big strong lots of small A lot of bones in our body are in our _____ and _____. hands feet How many bones are there in each （每一个）hand and each foot There are ____ bones in each hand and _____ in each foot. 27 26 What's the name of this animal The giraffes' neck is long and big. Each bone in a giraffe's neck is very big and very long! Listen and choose! B C A B 成年人 另外的 长在一起 How many bones does your mother or father have They all have 206 bones. 许多的 B 成年人 另外的 长在一起 How many bones does a baby have A baby has 300 bones. 许多的 C 许多的 每一 We have _____ bones in our hands and _____ bones in our feet. 54 52 A 相同数量的 颈部 People and giraffes have the _____ number of bones in their _____. same necks Each bone in a giraffe's neck is big and _____. long 每一 Answer the questions. They all have 206 bones. A baby has 300 bones. May be 300 bones. Write down the answer. big many 54 52 same necks long 不同的 Know more about the bones of human being（人类骨头） 1、成人骨头有206块，分为头颅骨、躯干骨、上肢骨、下肢骨。 2、儿童的骨头却比成人的多。因为儿儿童的骶骨有5块，长 大成人后合成1块。儿童的尾骨有4—5块，长大后也合成1块。 儿童有2块骼骨、2块坐骨和2块趾骨，到成人就合成2块髂骨 了。所以儿童的骨头双大人要多11—12块，就大概有217— 218块。 3、医学书上，初生婴儿的骨头多达305块。 Summary Learned some bones. Bones about giraffe and people.
