冀教英语八年级下Lesson9课件2.ppt

New words plant v.　种植；　　ｎ. 植物 seed n.　种子 poster n.　海报 bud n.　芽 grow v.　生长 stem n.　茎；干 leaf n.　叶子 sunshine n.　阳光 pot n.　　盆；瓶 cover n.　盖子　　　ｖ.　覆盖　 soil n.　　土壤 itself pron.　它自己 root n. 　根 Think about it Have you ever planted a seed? How do you plant a seed? What does a plant need to grow? What color does Li Ming use for the laves and stem? Planting a seed Li Ming and Wang Mei have planted their seeds. L: Do you need any water? W: No, thank you. I’m already watered my seed. Now I’m making my poster. L: Would you like some markers? W: Yes, please. I’m drawing a flower bud. The Buds grow into flowers. L: I’m going to draw my plant’s stem and leaves. Would you please pass me the green marker? W: Sure. Here you are. Don’t forget to draw the sun. your plant needs sunshine! After you plant a plant in a pot, what do you do next? Project: GOW, GOW, GOW Discuss how to plant a seed in a pot. Cover your seed with oil. Water your seed everyday. It can’t water itself. Put it in the sun. plants need sunshine! soon, your seed will grow roots and a stem. Then it will grow a leaf and then another leaf. Your seed will grow into a plant. Make a poster. How will your seed grow? Write four or five sentences. What will your plant look like? Draw a picture of your plant and label its roots, stems, leaves and flowers. Put your poster above your pot. Now everyone can see how your seed will grow! Have you ever planted a seed? 你播过种吗？ 该句是一个现在完成时的句子。 现在完成时：表示过去发生的动作对现在造成的影响或结果。 结构:have/has+动词的过去分词。（当主语为第三人称单数时用has， 非第三人称单数时用have） I have seen the film. 我看过这部电影。 Have you found your pen? 你找到钢笔了吗？ 注：句中如有already, just, yet, ever, never, before这类副词做状语时， 谓语动词常用现在完成时。 seed n. 种子，也可做动词，意为“播(种)”，其同义词是sow。 This is a bag of sunflower seeds. 这是一袋葵花子。 We plant seeds in the field. 我们在地里播种。 They are seeding a field with wheat. 他们在地里播种小麦。 What does a plant need to grow? 植物生长需要什么？ need vt. 需要，一般有三个结构：need sth., need to do sth.和need doing sth.（主语与need后的动名词具有动宾关系） I need some hot water. 我需