四、词汇运用(共10小题;每小题1分,满分10分)
根据短文意思和首字母提示,写出一个完整正确的单词。
Glass is 100% recyclable and can be recycled again and again. Do you know how it's recycled? Let's find it out together.
The glass recycling begins when you put your used glass bottles into the r ______ 46 ______ bin. It's very important that you do your part. After all, if you throw it in the rubbish bin i ______ 47 ______ of the recycling bin, it will end up in a landfill(垃圾填埋场). Though it might not be harmful to the s ______ 48 ______ , it's a waste of resources.
When the glass is c49 by a factory, it will be cleaned first. That means washing away the waste inside and taking away metals and paper or plastic labels(标签).
Now the glass is clean. It's time to s50 different kinds of glass for recycling. For example, coloured glass and clear glass are two different kinds, and non-food containers (容器) cannot m51 with food containers.
In the next step, the glass will be sent to a machine where it is b52 down into small pieces. The pieces are called cullet. After the cullet travels down a conveyor belt(传送带), some s53 tools are used to take away remaining (遗留的) metals and small paper labels. The cullet becomes much cleaner.
Processed cullet is then sold to other factories as a material. The factories melt down the cullet and then form it into new things. Your glass bottle now may become a p54 of a desk, some beach sand or paint for street lines.
A55 to the data(数据), the whole recycling and re-production process can take about 30 days.
46. 47. 48.
49. 50. 51.
52. 53. 54.
55.