unit 3 whats your favourite food第四课时
一、 教学重点:
学习单词tasty,salty,sweet,sour,fresh,healthy,并能用这些单词对一些食物进行简单的描述。
二、教学难点:
healthy的发音较难掌握。
三、课前准备:
1、教师准备教学过程中所需要的图片、声音、课件,以及本课时的六张单词卡。
2、教师准备一袋盐,一袋白糖,一小瓶醋和三杯加入盐、糖、醋的溶液,一根新鲜的黄瓜,一个西红柿,一个盘子。
3、学生准备一些食物或饮料。
4、let’s chant和let’s learn部分课件。
四、教学过程:
1、warm up ( 热身)
sing together
教师播放let’s sing部分录音,学生跟唱歌曲,适当强调歌词中的语句something salty?something sweet?的意思。
猜谜语
教师说几个关于食物的谜语让学生猜,并适时引出本课单词:
(1) it’s yummy to eat. it is made of bread and ham. its name begins with the letter as “ha”. what is it?
当学生说出hamburger时,教师说:yes. hamburgers are salty. hot dogs are salty. sandwiches are salty. 让学生感悟salty的意思.
(2) they are a kind of fruit. they are round and small. some of them are purple, some of them are green. what are they?
当学生回答出:they are grapes.时,教师说:yes,they are grapes. some grapes are sweet. some are sour. peaches are sweet, they are not sour. lemons are sour, they are not sweet.让学生充分理解单词sweet和sour的意思。
2、presentation (新课呈现)
let’s learn
(1) 教师出示一袋白糖,说:here’s some sugar. 再用舌头添一下,以适当的语气说:it’s sweet. 然后让学生边品尝边认读单词sweet,提示单词中的字母组合ee发[i:]。
(2) 教师拿出一袋盐,说:look,they are not sugar. they are salt.品尝一点后表现出形象的表情,说:very salty. 引导学生学习单词salty,提示字母组合al在salty中的发音,一边学生记忆单词的拼写。
(3) 教师出示一小瓶醋:this is vinegar. it’s very sour. 让学生用鼻子闻味,学习并认读单词sour。
(4) 教师出示一根新鲜的黄瓜,问:what’s this? 学生回答:it’s a cucumber.
继续问:is it salty? is it sour? is it sweet?并分别引导学生做出相应回答。
教师说:it’s a fresh cucumber.引导学生学习单词fresh. 让学生说说现在季节中有的新鲜的蔬菜和水果:…are fresh.
(5) 教师出示一个西红柿,问:is the tomato salty?is it sweet? is it sour?is it fresh?学生回答后,教师说:tomatoes are healthy, too. tofu is healthy. mutton is healthy. onions are healthy. 引导学生理解单词healthy的意思,带读单词,强调healthy中ea和th的发音,帮助学生准确掌握单词的读音。让学生说出一些对健康有益的食品:…is/are healthy.
(6) 教师将西红柿切好放入空盘中,拌入白糖,自己先尝一口:it’s tasty. it’s my favourite.然后让学生在品尝中学习单词tasty。然后教师说:tomatoes are my favourite.学生初步了解favourite的意思,并练习发音。