知性英语－Our “life food”--water
英语课
Water is the "life 1 food" of our earth 2. It is in every living 3 thing. It is in the air. It runs through mountains and valleys 4. It forms 5 lakes and seas. Nature 6 has a great water system 7. Rainwater finds its way to rivers and lakes. River water runs into the sea. At the mouths of the rivers, fresh 8 water joins the salt water of the sea.Here at the mouth of a river there is much important 9 plant and animal life. But pollution 10 destroys 11 this life. We have to clean our rivers. Man has to work with nature, not against 12 it.
n.生活；生命
- The doctor came in time to save his life.医生及时来抢救他的生命。
- At last he knew the meaning of life.终于，他知道了生命的意义。
adj.活的，活着的，现存的；逼真的，一模一样的；生活的，维持生活的；n.生活，生计
- Nowadays it is very easy to earn a living.现今谋生很容易。
- I'll never forget that as long as I am living.这事我至死也不会忘记。
n.山谷( valley的名词复数 )；流域；溪谷
- Deep-sea valleys are the counterparts of the mountain chains. 深海里的峡谷相当于陆地上的山脉。 来自《简明英汉词典》
- At one time they used to mine coal in these valleys. 从前他们在这些峡谷中采煤。 来自《简明英汉词典》
n.形状( form的名词复数 )；（空白）表格（纸）；方式；组成v.形成，构成，产生( form的第三人称单数 )；是；（使）成形；结成（友谊）
- students involved in all forms of college athletics 参加各种大学体育运动的学生
- Agriculture forms the backbone of the rural economy. 农业是农村经济的基础。
n.自然，自然界，自然状态；本性，天性，性质；质；性格；性；本质
- Man has been trying to control nature.人类一直在努力控制自然。
- It's man's nature.这是人的本性。
n.系统，体系，制度，方式，秩序，分类原则
- He is good at the subject of social system.他擅长于社会制度问题。
- He created a new system of teaching foreign languages.他创造了一种新的外语教学体系。
adj.新鲜的；无经验的；淡(水)的；精神饱满的；纯洁无瑕的；生动的；adv.最近地；n.涌流
- The air is quite fresh there.那儿的空气很清新。
- Have you got fresh news?你有最新的消息吗？
adj.重要的；重大的；严重的
- It's important to find out what he is doing.弄清他在干什么是重要的。
- This is a very important problem.这个问题很重要。
n.污染；污染物
- Pollution is a big problem.污染是个大问题。
- The new law will reduce pollution of the rivers.这条新法律将会减轻河流污染。
v.破坏( destroy的第三人称单数 )；毁灭；消灭；杀死
- An earthquake sometimes destroys whole cities. 地震有时会摧毁整个城市。 来自《现代汉英综合大词典》
- Acid rain destroys trees and corrodes buildings. 酸雨毁坏树木，腐蚀建筑物。 来自辞典例句