Read the text carefully. For each question, choose the correct answer. Recycling has a number of benefits. First, recycling results in less rubbish, so it saves space in landfills. Second, if we use materials again, we can take fewer resources from the Earth. Third, recycling materials produce less pollution, so it helps to keep our environment clean. So, what can you do? Be sure to recycle everything you can at home and at school. Always drop your used aluminum cans and plastic bottles in a recycling bin. Remember to put paper items like the newspaper, cereal boxes, and homework pages into the recycling bin, too. Besides, find creative ways to reuse old items before throwing them away. Here are some fun facts about recycling. Old paper can be recycled around seven times. Glass is one of the best recycling materials. Clear glass can be recycled over and over again. In 2009, the United States recycled around 30% of all its waste and they found ways to recycle around 7 million tons of metals. Question 29: What is NOT mentioned as a benefit of recycling? a.It saves the Earth's resources.      b.It helps to protect the environment. c.It makes landfills become safer places.     d.It reduces the amount of rubbish.