首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Many people who fly at least occasionally have come down with a cold or the flu shortly after disembarking. Is the air in airbor
Many people who fly at least occasionally have come down with a cold or the flu shortly after disembarking. Is the air in airbor
admin
2019-01-25
52
问题
Many people who fly at least occasionally have come down with a cold or the flu shortly after disembarking. Is the air in airborne commercial jets【C1】______? The Association of Flight Attendants (AFA),【C2】______which 42, 000 flight attendants with 7 airlines are represented, evidently thinks so. The organization claims that the incidence of air-quality-related diseases has【C3】______among its members and demands that prompt actions be【C4】______to improve the conditions in the airplane cabin.
A study the AFA【C5】______in 1997 uncovered about 1, 000 self-reported incidents of headaches, dizziness and memory loss【C6】______flight attendants and passengers. Some flight attendants were too ill to【C7】______their safety duties, while others have been permanently disabled.
Because of airlines’ efforts to【C8】______their expenses, cabin-air filters are not cleaned【C9】______. The complaints of flight attendants do not always give【C10】______to correct maintenance. Airlines turned to recycled air,【C11】______that they would reduce some of their costs. They are not required to put filters in. Airlines are【C12】______great pressure to get their flights out【C13】______. So they do not pay as much attention to systems that are not as【C14】______to flight schedule and safety.
Recent research findings emphasize the concern that filters can【C15】______engine chemicals into the cabin air. This may not happen【C16】______every flight, but it is a persistent problem.
In a study published in October 1998 an investigation was made【C17】______complaints of crew members【C18】______air quality and health. More than half of the 200 subjects reported health problems they【C19】______to cabin air. It was concluded that these health problems were consistent with【C20】______harmful gases and substances.
【C12】
选项
A、beyond
B、under
C、against
D、below
答案
B
解析
under pressure意为“承受压力”,为固定搭配,故选B。
转载请注明原文地址:https://kaotiyun.com/show/V7Rd777K
本试题收录于:
公共英语四级笔试题库公共英语(PETS)分类
0
公共英语四级笔试
公共英语(PETS)
相关试题推荐
HowmanypeopleworldwidehavebeeninfectedwithHIVsincethestartoftheepidemic?
61)PeopleintheUnitedStatesinthenineteenthcenturywerehauntedbytheprospectthatUnprecedentedchangeinthenation’s
Inoneverylongsentence,theintroductiontotheU.N.Charterexpressestheidealsandthecommonaimsofallthepeoplewhose
Inoneverylongsentence,theintroductiontotheU.N.Charterexpressestheidealsandthecommonaimsofallthepeoplewhose
Inoneverylongsentence,theintroductiontotheU.N.Charterexpressestheidealsandthecommonaimsofallthepeoplewhose
Broadlyspeaking,theEnglishmanisaquiet,shy,reservedpersonwhoisfully【21】______onlyamongpeopleheknowswell.In
Broadlyspeaking,theEnglishmanisaquiet,shy,reservedpersonwhoisfully【21】______onlyamongpeopleheknowswell.In
Broadlyspeaking,theEnglishmanisaquiet,shy,reservedpersonwhoisfully【21】______onlyamongpeopleheknowswell.In
随机试题
A.白芷B.巴戟天C.山药D.天花粉E.浙贝母图16所示药材是()。
应诊断为最好的治疗方法是
某钢筋混凝土现浇肋形楼盖的次梁,跨中承受最大正弯矩设计值M=115kN.m。混凝土强度等级为C30,纵向受拉钢筋采用热轧HRB335钢筋。楼板厚度ht’=80mm,次梁高度h=450mm,宽度b=200mm,纵向受力钢筋合力点至混凝土边缘的距离as=35m
监理工程师对施工质量的检查与验收,必须是在承包单位()的基础上进行。
下列各项中,属于土地增值税征税范围的是()。
数据传输单元一般是由有线收发模块组成,负责数据的接收和发送。()
根据学生的成绩在班级中的相对位置和名次,确定学生的成绩在该班属于“优”、“中”或“差"的教学评价属于()。
亚历山大大帝有一次大送礼物,表示他的慷慨。他给了甲一大笔钱,给了乙一个省份,给了丙一个高官。他的朋友听到这件事后,对他说:“你要是一直这样做下去,你自己会一贫如洗。”亚历山大回答说:“我哪会一贫如洗,我为我自己留下的是一份最伟大的礼物。我所留下的是我的希望
如图所示,三个圆的半径均为a,三个圆两两相交于圆心,则图中阴影部分的面积为().
长镜头(中传2009年研)
最新回复
(
0
)