课件24张PPT。 Part A Let’s learn Unit 4 At the farm>>Let's chantI’m Mr Old MacDonald. Hello, Boys and girls.Welcome to my farm again.What vegetables do you know?tomatoes>>PresentationWhat are these? They are _____.todaytomatotomatoesLook at the tomatoes.They are red.tomato tomatopotatopotatoesAre these potatoes? Yes,they are.toespotatopotatoesLook at the potatoes.They are _____.brown cat bag hat carrotcarrotsThey are _____.Look at the carrots.They are _____.orangegreen beans豆角，四季豆Look at the green beans.They are _____.long>>Let's chant>>Listen and imitate carrot carrotstomato tomatoes potato potatoesgreen beans>>Let's saypotatoesgreen beanscarrotappletomatoesBomb game 炸弹游戏carrotbiglongbrownWhat’s missing? Look at the carrots. They are orange. Look at the tomatoes. They are red. Look at the potatoes. They are brown. Look at the green beans. They are green. Let's chantDescribe themThe _____are _____.green beanspotatotomatocarrot>>Summarylongorangeredbigseses谢谢21世纪教育网（www.21cnjy.com) 中小学教育资源网站 有大把高质量资料？一线教师？一线教研员？ 欢迎加入21世纪教育网教师合作团队！！月薪过万不是梦！！ 详情请看： https://www.21cnjy.com/help/help_extract.php
