and they are doing their best to protect the birds and plants as well.they bring their own meals instead of cooking to prevent starting a forest fire in the mountains.all these changes make us very happy.

　　b. [思路点拨]：

　　①夹叙夹议(说明现状，谈谈感想)。

　　②时态：一般现在时态。

　　③广告词的含义――水很重要，应保护和再利用(写作意图)。

　　water is very important to humans.we can’t live without water.the water we can drink is falling.but some people don’t seem to care about it.they waste a lot of water.they pour dirty water into rivers and lakes.water pollution is getting more and more serious.so we must do something to stop the pollution.we not only protect the water but also find ways to reuse it.if we don’t do this,the last drop of water will be a tear-drop.
 
 
 

上一页  [1] [2] [3] [4] [5]