下面的短文有5 处空白，短文后有6 个句子，其中5 个取自短文，请根据短文内容将其分别放回原有位置，以恢复文章原貌，并在答题卡相应位置上将答案选项涂黑。Banning Mobile Phones at SchoolIt is a question that keeps some parents awake at night. Should children be allowed to take mobile phones to school? 26 For parents who want their children to do well at school, it is no.Banning mobile phones at school is effective. According to a UK study, after schools banned mobile phones the test scores of students improved by6.4%.The findings will influence the debate about children and mobile phones. In the UK , more than 90% of teenagers own a mobile phone; in the US.75% have one. The popular mobile phone is a problem in the eye of teachers. 27 In a 2001 survey, no school banned mobiles.By 2007,this had risen to 50%. By 2012,98% of schools had taken action. Some did notallow phones. The others required them to be handed in at the beginning of the day. 28 New York City has lifted a 10-year ban on phones at school. It says that lifting the ban will promote equality. “This view is wrong.the researchers of the UK study write.“We found that the ban led to improvements in test scores among students.Low-achieving students gained the most.29 Allowing phones into schools will harm the lowest-achieving students the most.”The UK study was carried out at Birmingham, London, Leicester and Manchesterschools before and after bans were introduced. “Technology is commonly viewed asincreasing efficiency, the researchers write.“ Modern technology is used in theclassroom to improve student performance.30 Some students will pay noattention to their class .”A. They are worried about the trendB. The mobile phone is a good example.C. However,there are potential problemsD. Now researchers say that they have an answer.E. Therefore, lifting the ban may in fact lead to the oppositeF. However, some schools are starting to allow limited use of mobile phones.
1. Some dogs tend to store up more than one bone at the same time.
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