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课件网) 人教（PEP）四年级下册 Unit 4 At the farm Part B Let's learn What are these They’re _____. apples Let’s review What are these They’re _____. pears What are these They’re _____. potatoes What are these They’re _____. carrots What are these tomatoes They’re _____. Sing a song Brainstorm Animals ... Lead-in Hello! My name is Mat. I'm from the USA. Nice to meet you! Lead-in I have a big farm. Look,It’s big and nice. Welcome to my farm. Let’s go and see. What are_____ They are_____. those hens Look and say They are hens. They are small. Let’s learn What are_____ They are_____. those sheep Look and say They are sheep. They’re so cute. sheep 复数 sheep How many sheep can you see Three. sheep单复数同形。 Let’s learn 1 goat 2 goats 1 sheep 3 sheep sheep是可数名词，但是它的单数和 复数同形。 What are_____ They are_____. those horses Look and say They are horses. They’re strong. Let’s learn What are_____ They are_____. those cows Look and say They are cows. They are big. They are black and white. Let’s learn 可数名词单数 变复数 变化规则(一) b. 以s, sh, ch, x 等结尾的词加“es”， 如: bus → buses, box → boxes 一般名词复数是在名词后面加上“s”， 如: pen → pens, book → books d. 以元音字母＋y 结尾的名词变复数时，直接加s变复数，如: toy → toys c. 以辅音字母＋y 结尾的词， 变y为i加es， 如: candy → candies Language points 可数名词单数变复数 变化规则(二) f. 以o结尾的名词变复数，如表示“有生命”的名词时，在词尾加“es”, 如: tomato → tomatoes e. 以o结尾的名词变复数，如表示“无 生命”的名词时，在词尾加“s”, 如: photo → photos, zoo → zoos h. 单复数同形的名词要牢记， 如: sheep, deer, fish g. 以f或fe结尾的名词变复数时 通常是去掉f或fe，加ves， 如：knife → knives 提示： 以o结尾且表示“有生命”的名词巧记如下： 英雄、黑人爱吃西红柿、土豆和芒果。 hero → heroes negro → negroes tomato → tomatoes potato → potatoes mango → mangoes Language points Listen and repeat Tips:听音，跟读。 Listen and imitate. 2. Read the dialogue and the words. 3. Role play. These are sheep. sheep Wow! They’re so cute! cows hens horses What are these/those Pole -play What are these/those These/Those are…They’re… Practice What are these/those These/Those are…They’re… Practice What are these/those These/Those are…They’re… Practice What are these/those These/Those are…They’re… What are these/those These/Those are…They’re… Practice What, what, what are these？ Hens, hens, they are hens. What, what, what are those Cows, cows, they are cows. Are they sheep Are they sheep Yes, yes, they are sheep! Let’s chant Practice Is this a sheep No, it isn't. It's a goat. Are these goats Yes, they are. Practice Are these cows Yes, they are. Are these hens Yes, they are. Group work 小组合作：设计并介绍你的农场。 I have a farm.It's so big. This is a ____ . It's so_____. Look! These are_____ . They are so _____. hens cows sheep horses potatoes tomatoes green beans carrots ... big strong tall fat cute short small ... Mr M ... ...
