五年级下册英语教案－UNIT TWO WHAT DO LEAVES DO Lesson 6 2｜北京课改版

UNIT TWO WHAT DO LEAVES DO? Lesson 6 教案2 教学目标 1　 掌握关于生命需求相关的单词：water, air, sunlight; 掌握will, need, can等情态动词的研发[来源:学科网] 2　 对what do leaves need to make food? 和they need air, water, and sunlight.的理解和灵活运用 3　 对植物光合作用增加了解，培养跨学科学习的认识 教学重难点 重点：单词的拼写和发音 难点：句型的灵活运用，可以对what do sth\sb need to do sth? They need sth to do sth的理解和使用 教学过程 Step1 warm-up activity 教师展示树木的结构图，让学生用英语回答各部分的名称：leaf（树叶、seed（种子）和trunk（树干），并要求学生进行单复数转换。[来源:学科网ZXXK] Teacher: what do leaves do?[来源:学科网ZXXK] Students: they make food for the tree. Teacher: what do seeds do? Students: they grow up to be trees and plants. Teacher: what do trunks do? Students: they support the tree above the ground. Step2 presentation 学习新单词：need, hold a party, go on, without, sunlight... 单词学习后，进行随堂测试，要求学生看图片回答英语。 Teacher: now, we are going to listen to the tape. Please answer the question. What do leaves need to make food?[来源:学科网] Students: .... Teacher: They need sunlight, air, and water.[来源:学科网ZXXK] 录音播放两遍。第一遍回答问题，第二遍复述所听内容。 Step3 activity 教师分发图片，