Unit 1 How tall are you?教材分析本单元学习的主题是比较人的身高体重。教学内容主要是围绕孩子们在恐龙博物馆里参观的情景来展开的。教学重点是能听、说、读、写核心句型“How tall is it? It is” “How old are you? Im” “Its/Imthan you.” “What size are your shoes? Size 7.” “Your feet arethan mine.” “How heavy are you? Im” “Youre”。能听、说、读、写单词：younger， older, taller, shorter, longer, smaller, bigger, thinner, heavier, stronger教学目标知识与能力目标：l 能够听、说、读、写句型“How tall is it? Maybe 4 metres.” “How tall are you? Im 1.65 metres.” “Im taller than this one.” “What size are your shoes? Size 7.” “Your feet are bigger than mine.” “How heavy are you? Im 48 kilograms.” “Youre heavier.”l 能够在情景中恰当运用句型“How tall are you? Im” “How heavy are you? Im” “Imthan you.” “What size are your shoes? My shoes are”比较人、动物的外貌特征l 能够听、说、读、写单词：younger， older， taller， shorter， longer， smaller， bigger， thinner， heavier， strongerl 能够正确使用上述单词描述人或动物的外貌特征l 理解形容词比较级的基本构成，即在词尾加-erl 理解形容词比较级所表达的意义情感态度、文化意识、学习策略目标：l 了解常见的中西方鞋码标注法l 了解太阳的位置和影子的关系课时安排第一课时： Part A Lets try & Lets talk第二课时： Part A Lets learn & Do a survey and report第三课时： Part B Lets try & Lets talk第四课时： Part B Lets learn & Match and say第五课时： Part B Read and write第六课时： Part B Lets check & Lets wrap it upThe first period(第一课时)Part A Lets try & Lets talk Teaching Contents & Teaching AimsLets tryl Read the questions in “Lets try” and predict the content in the listening section.l Understand the recording, circle the right answers, and predict what will happen in the next part.Lets talkl Understand the main idea of the dialogue by observing the pictures. Be able to answer the questions below the dialogue.l Read the dialogue correctly and act out.l Use the sentence structures properly.l Understand and read the new words “dinosaur，hall，metre，than，both” correctly.l Be able to compare themselves with others in height and age. Teaching Prioritiesl Understand and master the key words and sentence patterns of this period.l Use sentence structures “How tall are you? Immetres.” to ask and answer the question about each others height. Teaching Difficultiesl Be able to use the sentence structure with comparative forms of the adjectives to talk about humans or animals height，age and so on，and implement text output. Teaching ProceduresTeaching StagesTeachers ActivitiesStudents ActivitiesTeaching PurposesWarm-up&Revision&Lead-in1. Greetings.2. Enjoy a video about dinosaurs in different sizes.3. Lead-in.1. Greetings.2. Enjoy the video.3. Observe the picture.Stimulate students interest in learning and lead in the topic of dinosaurs. Review some adjectives.Presentation1. Listen and circle.(1)Show the questions of “Lets try” on the PPT.(2)Play the recording of “Lets try”.(3)Check the answers.(4)Show two dinosaurs on the PPT. Ask students some questions.(1)Predict and guess the answers. (2)Listen and choose the right options. (3)Read the dialogue and check the answers.(4)Observe the pictures and answer the questions.Lead students to predict the listening content before listening to the recording. Cultivate students logical reasoning ability.2. Look and say.Show a picture about three dinosaurs in different sizes on the PPT.Talk about the dinosaurs. Learn the words “tall, taller, tallest”.Use body languages to let students know something about the usage of comparative degree.Prepare for the next part.3. Learn the new words and sentences.(1)Show the pictures of “Lets talk”. Play the first video. Teach the new words “hall” “metre” “both” and “than”. Teach the new sentences “How tall is it? Maybe it is 4 metres. Its taller than”(2)Play the second video. Teach the sentences “How tall is Zhang Peng? Hes 1.65 meters. Zhang Peng is taller than the small dinosaur.”(1)Watch the video and fill in the blanks. Learn the new words and sentences.(2)Watch the video and answer the questions in the book. Learn the new sentences.Design different tasks. Lead students to learn new words and sentence patterns gradually. Reduce the difficulty of learning.4. Read and act.Read after the recording. Practice and act out.Make sure that students can read the dialogue correctly and fluently.Practice1. Lets do and write.2. Practice the words and the sentences.1. Measure the height and finish the exercises below the dialogue.2. Practice the words and the sentences.Prepare for the next part.Practice the key words and sentences.Consolidation&Extension“Height and Age”1. Ask and answer in pairs.2. Show time. 3. Play a chain game. 4. Introduce different kinds of dinosaurs.1. Make a dialogue in pairs like the model.2. Show the dialogue.3. Ask and answer in a chain.4. Watch the pictures and learn more information about dinosaurs.Create a real situation to develop students comprehensive ability of using English. Expand some introduction about dino