牛津译林版高中英语必修五unit2theenvironment第4课时教案

牛津译林版高中英语必修五unit2theenvironment第4课时教案内容摘要：

e in the air to produce oxygen. Planting a small tree is cheap and easy, and two decades from now, when you look at what will have bee a large tree, you will find a sense of satisfaction knowing that you did your part to help solve the problem of climate change. Step 1: Read and learn ◆ Listen to the text and grasp the general spirit of the text Language focus: ◆ 1. range n. （在一定范围或幅度内）变动，变化 知识探究： (1) It is beyond the range (范范) of my ability. (2) It will encourage a greater range (种类 ) of animals— all of which will make life for human beings better. (3) The range (幅度 ) of prices was great. (4) I ranged (排列 )the books on the shelf by their authors. (5) He ranges (位居 ) among the great poets. 题练落实： A) 1. The prices of beer ________ from 50 cents to $ 4 per liter during the summer season. A. ranged B. differed C. altered D. separated C) 2. The exchange program between the UK and China may affect various schools, _____ from kindergartens to high schools. A. spreading B. locating C. ranging D. including 解析 range from...to...意为“在从„„到„„的范围内 (波动、变化 )”。 句意：英 国和中国之间的交流项目可能会影响各种各样的学校，从幼儿园到高中。 联想拓宽： 1)范范范范,范范范范。 范范。 范范范 2)用作及物动词 范范范范 3)用作不及物动词 范范范范,并列。 beyond/ outside the range of 超出的范围 in the range of 在范围内 a wide / great / full range of 一系列；各种 range oneself 结婚安家。 范范范范 in / within range of 在可及的范围内；在视觉、听觉范围内 out of range 在视觉、听觉范围外 range from A to B范A范B范范。 范A范范范B range between A and B 范A与 B范范范范范range over 涉及；包括 in range在射程内 out of one’s range 能 力 达 不 到的。 范范范范范 out of/beyond range 在射程外 a low range of prices 低档价位 ◆ 2. appreciate ，欣赏；感激 知识探究： I really appreciate your ing to the party. 你能来参加这次聚会我太 高兴啦。 We appreciate your efforts for the development of the pany. 我们感谢你对公司的发展所做的努力。 I would appreciate it if you could help me. 如承蒙您的帮助我将不胜感激。 She shows little or no appreciation of good music. 她对于好的音乐鲜有或没有欣赏的 能力。 题练落实： C) 1. As I will be away for at least a。