T: Are you happy?
Ss: yes.
T: What’s the weather like today?
Ss: It’s sunny day.
T: Let’s go out to play, ok? (Ss:ok.) Look at this picture , what's this ?
S1: It's Great Wall .
T: Yes , it's the Great Wall .Let's go to the Great Wall .But I think the Great Wall is too far ,so I must prepare some food .
T：Can you touch the bag ? Is it easy to touch the bag ?
S: No , it isn't . It's hard to touch the bag .
（设计意图：教师先将书包放到不容易碰到的地方，通过情景，引出新单词：hard。书写板书，并练习单词。然后教师拿出包，将事先准备的食物与水果装入包内。）
2.Presentation:
Show the bag ，
T：Oh, it’s too heavy. 引出本课新单词并黑板书写：heavy.
学生在纸上书写，并练习朗读此词。
（设计意图：由生活中的情景，引出本课新单词，自然又贴近生活，容易理解。）
T:The bag is too heavy .I can't carry it ? Who can carry it?
S3: I can. （试一下）oh , sorry, I can’t. It’s heavy.
T: yes. (Design) It’s heavy for her.
让学生多读几遍,再找两个学生试试。