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内容导读： UNIT 2 Plant a Plant Revision 1.How many main parts do plants have？ What are they？ 2. What do plants need to grow？Why do plants need them？ 3. Do you think plants are important？ Lesson 13 Why Are Plants Important？ Think about it 1. Are there a lot of trees where you live ？ Why or why not？ 2. Why do we need trees？ 3. What kind of things can plants do？ 更多精彩内容不容错过！尽在...... http://files.eduu.com/down.php?id=49524 (责任编辑：admin) |