Countless more animal casualties(伤亡) result from the use of artificial lighting.Clearly，people enjoy the benefits of lighting their evenings, but some scientists think it can be harmful for humans，too.They worry that exposure to light while sleeping can increase a person's chances of getting cancer.

　　Emerald Valley is only one community that is becoming aware of the negative effects of light pollution.For years, Flagstaff, Arizona, has enforced lighting regulations in its city in order to assist astronomers at the Lowell Observatory.Similar efforts have been made worldwide, and a movement is underway to remind us to turn off lights when we are not using them, so that other creatures can share the night.

　　41．It happened last night that

　　________．

　　A. the city's lights affected the meteor watching

　　B．the meteors flew past before being noticed

　　C．the city light show attracted many people

　　D．the meteor watching ended up a social outing

　　42．What do the astronomers complain about?

　　A．Meteor showers occur less often than before.

　　B．Their observation equipment is in poor repair.

　　C．Light pollution has remained unsolved for years.

　　D．Their eyesight is failing due to artificial lighting.

　　43．What is the author concerned about according to Paragraph 4?

【2016届高考英语二轮阅读理解九十天强化训练：75】相关文章：

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (21)

★ （全国通用）2014届高考英语一轮单元复习 限时强化训练三

★ 安徽省淮南市2014高考英语一轮单项选择及文章训练（23）及答案

★ 【人教版】2014届高考英语一轮复习指导考点针对练：选修7 unit4《Sharing》

★ 2017届高考英语二轮复习大题冲关秘籍语法填空：考纲解读（含解析）

★ 五大2015-2016高考英语第一轮复习的技巧

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (52)

★ 湖南省汝城二中2014届高考英语一轮复习阅读训练 (35)

★ 2017高考四川省广安市英语阅读理解一轮系列训练：19（含解析）

★ 2017届高考英语二轮复习书面表达限时测验：3（含解析）