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2．理解、记忆B部分词组：make the place beautiful 的发音。
难点：会用 “Planting trees is good for us.”“Trees can…”等表达植树的好处。
教学准备
单词卡片，录音带，课件，教学挂图等 。
教学过程
一、热身/复习(Warm-up/Revision)
1．Greetings.
2．Game: Simon says.
二、新课呈现(Presentation)
(一)学习B部分Let's Learn
1. 出示植树公益广告，问：What will happen if there are no trees？；What should we do? 引出plant trees.
2. 出示图片，问：Why do people plant trees？指名让不同的学生回答植树的好处，随图片出示三个词组“keep the air clean”“keep us cool”“make the place beautiful”.领读、自由读。
3. 学生听录音，跟读三个词组。如：大小声读。
4．词语接龙，引导学生拆分短语，结对进行接龙游戏。如：trees → plant trees. clean → keep the air clean → Trees can keep the air clean.
(二)学习A部分Let's Listen and Say
1．Watch the video of Part A.并就课文内容提问：
When is Tree Planting Day？
What are the children doing?
Who likes to plant fruit trees ?
Read and fill in the blanks.
Trees can keep ___________.
Trees can keep us _____.
Trees can make _______________.
教学句型“We enjoy…”
T：We enjoy planting trees. It is good for us，We also enjoy doing something else.
S：We enjoy playing games.
T：We enjoy reading books.(板书：enjoy doing sth.)
4．教学句型“Trees can…”
T：Why should we plant trees? Trees can keep us cool.
S：Trees can keep the air clean.