第二部分 完成句子 (25分) 根据短文内容完成句子，每个空格只能填一个单词。有的单词第一个字母已经给出，请将其余字母补全。 Once upon a time (not so very long ago, either!) industrial goods were made to last forever. If you bought a car or a stove, it was a once-in-a- life time investment. You paid good money for it, and you took good care of it. Nowadays industry has persuaded us that products shouldn’t last a long time. It’s cheaper to throw them away than it is to repair them. This has led directly to the "throw away society" which is a tremendous (巨大的) waste of the earth’s resources. Just think of the cars that are traded daily, just because they are out of style. Think of the expensive packaging material that is thrown away every time a new object is bought. And we consumers (消费者) have to pay for that material! Our industrial society has turned us into spoiled children. This wastefulness (消费) has got into the mess we are in now. when we have no resources left, then we’ll start to take care of what we have. But why can’t we act before this happens? Why can’t we go back to being a society in which the prevention (防止) of waste is a virtue (美德)? 16. Not long ago, products were made to last to _______ as you take care of them. 17. People don’t repair many things nowadays because they spend ______ to buy a new one. 18. The shoppers have to pay not only for the goods themselves but also for the ______ paper. 19. According to the author’s idea, we should take care of what we have when there are ________ resources left. 20. "The mess" (in the 5th Line of 2nd Paragraph) means _________.