Unit 7 Teenagers should be allowed to choose their own 核心素养与综合能力（课件PPT）-【指南针·课堂优化】2023-2024学年九年级全一册初三英语导学探究（人教版）

&翡 初中英语 2023秋指南针·课堂优化·九年级英语 Unit 7 Teenagers should be allowed to choose their own clothes. 核心素养与综合能力 I.阅读理解。（达州）》 With her eyes feeling increasingly tired and her vision blurry(视力模糊的)，l6-year-old Tian Ting went to the hospital with her parents in January.She was shocked when she found out that her eyesight dropped from 5.0 to 4.6 in only a term."A few of my friends have had the same experience lately,"Tian said. In fact,poor eyesight among Chinese primary and high school students rose from 59.2 percent to 70.6 percent in the first six months of 2020,according to the Ministry of Education. To protect students'eyesight,the Chinese government has worked out new requirements (for school supplies (供应品)and equipment that will take effect(生效)on March 1,2022.For example,according to the requirements,the size of text in students'textbooks should be no smaller than nine- point.Teachers should also try not to use projectors(投影仪) or other multimedia equipment(多媒体设备)that are too bright,Beijing Daily reported.There are also requirements for desks and classroom lights.For example,these lights should give off()as little blue light as possible. Blue light is bad for our eyes,as it can kill the photoreceptor cells(光感受器细胞)we need for vision, according to Harvard Medical School.Many of the electronic devices we use every day,like our phones and computer screens,give off blue light. Chinese government has also taken other steps to protect students'eyesight in China.In May 2020,the National Health Commission urged schools to make sure that students have at least two hours of outdoor activity a day. ()1.In the first half of 2020,there were of students becoming short-sighted. A.0.4% B.11.4% C.59.2% D.70.6% ()2.The writer probably agrees that A.schools use textbooks with the smaller size of text B.teachers use over-bright multimedia equipment C.students are made sure to have fewer than two hours of outdoor activity a day D.schools use lights that give off less blue light ()3.What's the be