[00:00.00]UNIT 2 Topic 2 All these problems are very serious. 
[au:]第二单元 主题二 这些问题都很严重。
[00:09.82]Section A 1a Look, listen and say 
[au:]A部分 1a 看、听和说
[00:17.98]Kangkang, read this article. 
[au:]康康，读这篇文章。
[00:22.60]What's it about? 
[au:]是写什么的？
[00:25.00]It's about air pollution in China. 
[au:]有关中国的大气污染。
[00:28.41]It says that China has become the world's largest producer and user of coal. 
[au:]文章说中国已经成为世界上最大的煤炭生产国和消费国。
[00:35.82]As a result, air pollution has become a serious problem. 
[au:]结果，大气污染已经成为一个严重的问题。
[00:41.74]Yeah. But the government is doing something useful to protect the environment. 
[au:]是的。但是政府正在采取一些有效的环境保护措施。
[00:47.48]That's great. None of us likes pollution. 
[au:]那太棒了。没人喜欢污染。
[00:51.73]Yes. We shouldn't leave rubbish here and there. Don't spit anywhere in public. 
[au:]我们不应该到处乱丢弃垃圾。不要在公共场合随地吐痰！
[00:58.12]Don't walk on grass or pick flowers. Everyone should care for wild animals and plant more trees. 
[au:]不践踏草坪或者采摘花朵。人人都应该保护野生动物并且种更多的树。
[01:06.73]That's right. We should do everything we can to protect the environment. 
[au:]没错，我们应该尽一切努力保护环境。
[01:14.14]Section B 1a Listen, read and say 

[au:]B部分 1a 听，读和说

英语背单词技巧

英语单词记忆方法

轻松背单词

[01:27.36](Kangkang, Maria and Jane are talking in a room. The wind outside is blowing strongly.) 
[au:]（康康、玛丽亚和简正在房间里聊天。屋外刮着大风。）
[01:36.35]What bad weather! The wind is blowing strongly with lots of sand. 
[au:]天气真糟糕！风刮得那么大，还卷着沙尘。
[01:42.38]I couldn't see anything, and my face hurt while I was walking down the street just now. 
[au:]我什么都看不见，我刚在街上走的时候脸被吹得生疼。
[01:48.86]I'm sorry to hear that. But what causes these sandstorms? 
[au:]听到这个真让人难过。你知道是什么引起沙尘暴的吗？
[01:55.15]People have cut down too many trees. As a result, a lot of rich land has changed into desert. 
[au:]人们乱砍滥伐现象太严重了。事实上，大量的良田变成了荒漠。
[02:03.30]That's bad, but how can that affect the weather? 
[au:]这太糟糕了，但是它是怎么影响天气的？
[02:08.76]Trees can stop the wind from blowing the earth away. 
[au:]树木能防风固土。
[02:13.66]And a lot of water can be saved by forests. 
[au:]树木吸附了大量的水分。
[02:18.38]They can also prevent the water from washing the earth away. 
[au:]树木也能防止水土流失。
[02:23.56]Cutting down trees is harmful to human beings, animals and plants. 
[au:]砍伐树木对人类和动植物都有害。
[02:29.85]Although we have built "the Great Green Wall", we still need to work hard to protect the environment. 
[au:]尽管我们已经建造了“绿色长城”，但我们在保护环境方面仍需努力工作。