西藏山南地区第二高级中学2016-2017学年高二下学期期中考试英语试题

16-17学年度第二学期期中考试高二英语试卷 命题人： 卷面总分：100分 考试时间：90分钟 第 一 卷 第一节（共10小题；每小题2分，共20分） A To help the environment, many Americans have made the change from paper and plastic bags to reusable shopping bags.But a report by a Florida newspaper says that reusable shopping bags sold by some supermarkets have high levels of lead(铅), which can be dangerous to humans, especially young children.Now, there’s a call for a rethink about the use of reusable shopping bags. “When our families go to the store looking for safe and healthy foods, the last thing they should be worrying about is a bag，”Charles Schumer, a government official said.“Quick and complete research will allow everyone to make right decisions.”[来源:Zxxk.Com] The newspaper bought more than a dozen bags sold at Publix supermarkets from Florida supermarkets to test them for lead.The results showed that certain bags had lead levels that worried health officials.Some bags had enough lead in them to be considered dangerous waste if people wer