英语人教版三年级下册Unit3 At the zoo B Let's learn

Unit 3 At the zoo B Let s learn 学案 教学目标 1 能听 说 认读 big small long short 四个形容词 了解 short 的另一含义 2 激发学生充分动用已学过的知识 进行发散性认识 3 学习句型 look at the it has 并能进行创编 成一 个新的 chant 教学重点 1 听 说 认读几个形容词 small big long short 2 运用所学过的知识 学说带有这些形容词的语句子 It has 教学难点 1 单词 small 中 l 的发音 舌头要上卷 2 掌握描述动物特征时单复数的区分 教学过程 1 Warm up T Nice to meet you How are you T Look at me I have a book Ss Me too T Look I have 2 eyes Ss Me too T Look I have2 arms a body Ss Me too 2 呈现新课 presentation T We have 1 head two eyes arms But I have a friend He is different Now let s enjoy a song 1 教学 big T 出示一只大盒子 Today I prepare a gift for you Look what s this Ss It s a box T Yes it s a box it s a big box this box is big 出示单词卡 学习 big B b b big CAI 出示许多大的物品 让学生练说 a big Look at It is big is big 2 教学 small T Look at the big box There is something in it Please guess what s in it Ss T Look it s a box too It s a small box The box is small 出示单词卡 学习 small small small 操练 a small Look at It is small is small 3 CAI Can you say is big is small 4 教学 long and short T What s in the small box Let me open it ad see Oh it s a ruler It s a short ruler The ruler is short 出示单词卡 学习 short sh or t short 出示单词卡 学习 long long long 出示一对铅笔 两束头发让他们作出变化 short long long short 5 描述短的钢笔 长的铅笔 并编成一个 chant short short pen the pen is short look at the pen it is short long long pencil the pencil is long look at the pencil it is long 6 单词操练 听录音 跟读 用动作表演 看教师做 师生一起做 Let s do Big big big make your eyes big Small small small make your eyes small Long long long make your arms long Short short short short make your arms long 教师说 学 生做 找出反义词 教师向学生介绍这两对反义词 结合板书 师生通过动作来表演反义词 CAI 连线 3 拓展与延伸 1 教学单词 tall CAI 以 short 的一封信引入 学习 tall 并在班级中找出 Who is short Who is tall Let s do Tall tall tall make yourself tall Short short short make yoursel