高中英语外研版 (2019)必修 第一册Unit 5 Into the wild教课ppt课件

范文诠解

[教材原文]

[名师论道]

　　The red­crowned crane is one of the largest cranes in the world, standing at about 150 cm tall.Its feathers are as white as snow, except for some black ones on its face, neck and wings.Its unique feature, from which it gets its name, is the bright red skin on the top of its head.The red­crowned crane is found in China, Russia, Mongolia, Japan and the Korean Peninsula.In China, it spends the warmer months in the rivers and wetlands in the north­east.When the weather gets cold, it migrates to east­central China.Its food includes fish, snails and water plants.The red­crowned crane is a symbol of long life and good luck in Chinese culture.

[学语言]

本文主要介绍了中国的一种珍稀动物——丹顶鹤。范文介绍了丹顶鹤的外形、栖息地、迁徙行为以及在中国文化中的寓意。时态主要运用了一般现在时，人称以第三人称为主；语言上使用as ...as结构，把丹顶鹤的羽毛比喻成白雪。

另外，作者运用了高级句式，如使用现在分词短语作定语，“介词＋关系代词”引导定语从句等，给文章增色不少。

[学结构]

总体介绍(世界上最大的鹤之一)→具体介绍(外形特征、栖息地、迁徙行为、饮食习惯)→其他介绍(文化寓意)

佳句背诵

精彩开头

1.The Siberian crane is also known as the snow crane.

西伯利亚鹤也以雪鹤著称。

2.It is about 140 cm in height, generally shorter than the red­crowned crane.

它身高约140厘米，一般比丹顶鹤矮。

丰满主体

1.Many trees are being cut down and more and more forests are lost，making animals lose their homes to live in.

许多树木被砍伐，越来越多的森林消失，使得动物失去了居住的家园。

2.Many fields are being turned into desert，which makes the animals living there have no place to find food to eat.

许多土地正在变成沙漠，这使得生活在那里的动物没有地方找食物吃。

3.Many animals are being killed so that some of them are in danger of dying out.

许多动物正在被猎杀，导致有些动物濒临灭绝。

余味结尾

1.In a word，we must take some measures to prevent rare animals from extinction.

总之，我们必须采取一些措施来防止珍稀动物灭绝。

2.Finally，we should let people know the importance of protecting endangered animals.

最后，我们应该让人们知道保护濒危动物的重要性。

3.To protect endangered animals, measures should be taken to set up some nature reserves.

为了保护珍稀动物，应该采取措施建立一些自然保护区。