We live in a society that is producing and using electronics（电子产品）all the time. What happens (A)       ____your computers, MP3 players and cell phones when they’re broken or you want a new one?
Most people just throw them away. In 2014, people around the world produced 41.8 million tons of electronic waste and only recycled 6.5 million tons, according to the United Nations last month.
It’s important to pay (B)     to e-waste. It can be either valuable or harmful, depending on how we treat it. If people throw it away, the toxic（有毒的）chemicals can get into the soil or air, affecting the environment and people’s health.
To help reduce e-waste, the first thing we can do is to buy longer lasting electronic equipment. If you have unwanted electronics such as old toys or cell phones, find a new home for (C) them by giving them to charities. At the same time, (D) you can take computers and phones to the producers to see if they offer recycling programs. Apple, for instance, now offers people a discount（折扣）in China if they hand in their used electronics when buying new ones. The company will test and repair the used ones and sell them at lower prices.
在文中（A）和（B）的空白处分别填入适当的词：                       。
文中划线部分（C）指代的是        。
将文中划线部分（D）改写为：Computers and phones can             to the producers to see if they offer recycling programs.
从文中找出两个描述电子垃圾的形容：                   。
从文中找出能体现本文中心大意的单词或短语：          。