（2019新教材）外研版高中英语选择性必修一Unit 5 Writing 同步ppt课件.pptx

1、Unit 5 Revealing Nature Period 4 Writing Writing an observational journal Read the observational journal and answer the questions. 1 How were the daffodil bulbs planted? They were planted side by side in soil, with the pointed ends facing up. 2 In what environment did the leaves grow? The leaves gre

2、w in a sunny, but cool place. 3 What do the flowers look like? The flowers are yellow and white, and shapped like trumpets. 如何写植物观察日记如何写植物观察日记 观察日记的写作不仅能培养观察能力，也能锻炼描写具体细节的写作能力。观察日记的写作不仅能培养观察能力，也能锻炼描写具体细节的写作能力。 观察的对象可以是人、动物、植物或其他物品。本单元所要求写作的植物观观察的对象可以是人、动物、植物或其他物品。本单元所要求写作的植物观 察日记要求能够用具体且科学的语言描绘植物的生长

3、过程。察日记要求能够用具体且科学的语言描绘植物的生长过程。 写植物观察日记要注意以下四点写植物观察日记要注意以下四点: : 1.1.观察日记要体现时间上的逻辑性。在写植物类观察日记时，一般将植物的观察日记要体现时间上的逻辑性。在写植物类观察日记时，一般将植物的 生长过程分为不同的阶段因此在写作的过程中要恰当使用表达时间顺序的词生长过程分为不同的阶段因此在写作的过程中要恰当使用表达时间顺序的词 短语或句子。短语或句子。 2.2.语言要准确。观察日记有很强的科学性，因此措辞要准确。语言要准确。观察日记有很强的科学性，因此措辞要准确。 3.3.观察的内容要细致全面，抓住植物生长不同阶段的主要特征观察

4、的内容要细致全面，抓住植物生长不同阶段的主要特征, ,并在细节处并在细节处 加以描写。这样可以使表达的内容更加丰富。加以描写。这样可以使表达的内容更加丰富。 4.4.主体人称是第三人称，主体时态是一般现在时。主体人称是第三人称，主体时态是一般现在时。 常用表达：常用表达： 1.种植及发芽阶段种植及发芽阶段: .has/have been planted in soil (a pot/ flowerpot flowerbed/.) .need(s) watering regularly. I water it every three days. It is necessary to keep t

5、he soil damp/ put them in the shade/ putthem in a cool place/. The seed sprouts two days after. 2.生长发育阶段：生长发育阶段： Ill cover it when the weather is cold. New leaves sprout from the stem. A flower bud is growing at the top of the stem. .come(s) out. A bud gradually becomes a flower. The roots grow deep

6、er into the soil. 常用表达：常用表达： 3.成熟、结果阶段成熟、结果阶段: .grow(s) into. Each stem produces a single flower. As time goes by ,it goes/ runs to seed. .grow(s) taller and stronger. . flower( s) the fllowing day. The white flowers have fallen from the slem. Writing Activity 6: Work in pairs. Look at the pictures

7、and talk about how the sunflower grows and write your observational journal about the sunflower. 参考范文： An observational journal about the sunflower 1 June Covered with 1-2 cm of moist soil, the sunflower seed takes a few days to come up after being planted. Water has been added regularly and the har

8、d seed coat softens in the damp soil to allow the first root to pierce downwards and the first leaves to push to the soil surface. 6 July The root continues to grow downwards. The single stem grows hollow and smooth, revealing large spade-shaped leaves from the growing tip. Gradually, the plants gro

9、wing tip reveals the first hints of development of the flower bud. The plant stem becomes more woody. 26 July About three weeks after the flower bud first becomes visible at the tip of the sunflower stem, it enlarges and begins to reveal a flattened disc. Over the course of one week, the yellow rayflorets, the disc florets bloom across the coreof the sunflower blossom. lt is yellow, looking beautiful.