一、Reading
Garbage disposal is a major problem in most cities around the world. Finding places for garbage is getting more and more difficult. Recycling is, therefore, becoming very popular. In other words, more and more people are treating used material so that it can be reused. There is no doubt that recycling helps save our precious natural resources. It is in our own best interest to recycle.
二、解析
■ Garbage disposal is a major problem in most cities around the world.
- 主：Garbage disposal
- 系：is
- 定：a major
- 表：problem
- 地状：in most cities around the world.
around the world = all over the world：世界各地
■ Finding places for garbage is getting more and more difficult.
- 时态：一般现在进行时
- 主：Finding places for garbage（动名词短语）
- 系：is getting
- 定：more and more
- 表：difficult.
■ Recycling is, therefore, becoming very popular.
- 时态：一般现在进行时
- 状：therefore
- 主：Recycling
- 系：is becoming
- 状：very
- 表：popular.
■ In other words, more and more people are treating used material so that it can be reused.
- 时态：一般现在进行时
- 状：In other words,
- 定：more and more
- 主：people
- 谓：are treating
- 定：used（a.被使用过的）
- 宾：material
- 连词：so that
- 时态：被动
- 主：it
- 谓：can be reused.
■ There is no doubt that recycling helps save our precious natural resources.
= There is no doubt that recycling helps（to）save our precious natural resources.
- 表：There
- 系：is
- 主：no doubt
- 同从：that recycling helps save our precious natural resources.
- 引导词：that
- 主：recycling
- 谓：helps
- 宾：（to）save our precious natural resources.（不定式）
- 虚词：to
- 谓：save
- 定：our precious
- 宾：natural resources.
■ It is in our own best interest to recycle.
- 形主：It
- 系：is
- 表：in our own best interest
- 主：to recycle.
三、语法
（1）不可数名词的用法。
（2）连词 so that（以便）的用法。
（3）help 的用法。
以上语法详见教材讲解。