题干

PM2.5是指大气中直径小于或等于2.5微米的颗粒物,也叫可入肺颗粒物,与肺癌、哮喘等疾病的发生密切相关,是雾霾天气的主要原因,它主要来自石化燃料的燃烧等,下列与PM2.5相关的说法不正确的是(  )

A:大力发展电动车,减少燃油汽车的尾气排放量

B:开发利用各种新能源,减少对化石燃料的依赖

C:晴朗的天气空气PM2.5肯定没有超标

D:PM2.5属于空气质量日报中的可吸入颗粒物

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答案(点此获取答案解析)

C

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完形填空

When Pizza Saved a Life

    Almost every night for more than 10 years, Kirk Alexander, 48, ordered a late dinner from his local Domino's pizza store. Sometimes he would 1a salad, sometimes a pie, sometimes chicken wings. Then one day, he suddenly 2calling.

    “It has been 11 days,” Domino's general manager Sarah Fuller 3 with KATU. Com, “which is not like him.”

    Sarah had known Kirk since 2009. Many Domino's delivery 4regularly made the short trip to Kirk's 5, about six minutes away. She knew he worked from home, and that he rarely went outside. She 6knew that he had suffered health issues in the past. Something, Sarah worried, was 7.

    Around 1 a. m. on Sunday, May 8, Sarah sent delivery driver Tracey Hamblen to Kirk's house. Tracey 8Kirk's door as he had 9 times before and knocked. He could 10see the TV set and lights were on, but after several minutes, Kirk still didn't answer the 11. Tracey called Kirk's phone. The call went straight to voice mail.

    Tracey 12back to the store, where 911 was called, and soon officers were on their 13.

    When the police arrived at Kirk's house, they heard a man calling for help from inside. They 14the house, and found Kirk on the floor 15immediate medical attention after 16from what Sarah said was a stroke(中风). One day later, 17they might have been too late.

    Kirk was rushed to Salem Hospital, where he was 18in stable condition shortly after Sunday's 19rescue. Sarah and other store employees visited him.

    So is keeping an eye on regular 20part of Domino's business plan? Not really, says Sarah, “Kirk is a part of our family here,” she shared with KOIN. com, “We felt like we needed to do something to build a warmer world.”