题目

DClothes are important to us, but do you know how to buy clothes in a right way? Here are some ideas for you. When you go shopping and want to buy some clothes, first you should know which kind of clothes you need. Then look at the labels that are inside the new clothes. They can tell you how to take care of the clothes. The label for a shirt may tell you to wash it in warm water. A sweater label may tell you to wash it in cold water. The label on a coat may say “dry clean(干洗) only”. If you do as the instructions(说明) say on the label, you can keep your clothes well for a long time.下列关于生态系统成分的叙述，错误的是A.生产者为其他生物的生存提供了食物和栖息场所B.异养型生物都是消费者C.分解者不只限于腐生细菌和真菌D.生态系统的四种成分是紧密联系的