河南省安阳市第三十六中学2017-2018学年高一下学期期末考试英语试题

安阳市第三十六中学2017—2018学年高一年级第二学期期末考试英语试卷 （满分150分 ，时间120分钟） 第I卷 第一部分 听力（略） 第二部分 阅读理解（共两节，满分40分） 第一节（共15小题；每小题2分，满分30分） 阅读下列短文，从每题所给的四个选项 （A 、B 、C 和 D ）中 ，选出最佳选项，并在答题卡上将该项涂黑。 A Vinegar（醋）is great. It makes salad, fries and dumplings taste better, and you can even clean your windows with it. And now, according to scientists，it may even help the planet’s population survive climate change. Researchers from the RIKEN Center for Sustainable Resource Science (CSRS) in Japan proved that. They found growing plants in vinegar makes them more resistant to droughts. This could mean that in the future，worries about climate change affecting the world’s supply of food will be much lower. The discovery was made after the researchers studied the Arabidopsis, a plant known for its ability to survive in dry weather. It was found that when the plant was placed in drought-like conditions, it produced a chemical called acetate（醋酸盐）--- the main component of vinegar. After discovering this, the scientists experi