首页
登录
职称英语
Many people believe the glare from snow causes snowblindness. Yet, dark glas
Many people believe the glare from snow causes snowblindness. Yet, dark glas
游客
2023-11-17
42
管理
问题
Many people believe the glare from snow causes snowblindness. Yet, dark glasses or not, they find themselves 【C1】______headaches and watering eyes, and even snowblindness, when【C2】______ to several hours of "snow light".
The United States Army has now determined that glare from snow does not cause snowblindness in troops in a snow-covered country.【C3】______, a man’s eyes frequently find nothing to focus on in a broad【C4】______ of barren snow-covered terrain. So his gaze continually shifts and jumps back and【C5】______ over the entire landscape【C6】______ something to look at. Finding nothing, hour after hour, the eyes【C7】______stop searching and the eyeballs become 【C8】______ and the eye muscles ache. Nature【C9】______ this irritation by producing more fluid which covers the eyeball. The fluid covers the eyeball in increasing【C10】______until vision blurs, then is【C11】______, and the result is total, even though temporary, snowblindness.
Experiments【C12】______ the Army to a simple method of overcoming this problem. Scouts【C13】_____ of a main body of troops are trained to shake snow 【C14】______evergreen bushes, creating a dotted line as they cross completely snow-covered landscape.【C15】______ the scouts themselves throw lightweight, dark colored objects ahead on which they too can focus. The men【C16】______ can then see something. Their gaze is 【C17】______. Their eyes focus on a bush and having found something to see, stop 【C18】______the snow-blanketed landscape. By focusing their attention on one object 【C19】______,the men can cross the snow 【C20】______becoming hopelessly snowblind or lost. In this way the problem of crossing a solid white terrain is overcomed. [br] 【C7】
选项
A、ever
B、forever
C、never
D、will
答案
C
解析
语义衔接题。句意为:由于找不到目标,眼睛就从不曾停止搜索。分析原文逻辑,空格处应是“从不”的意思,故选择[C]never。
转载请注明原文地址:https://tihaiku.com/zcyy/3195569.html
相关试题推荐
Itisnaturalforyoungpeopletobecriticaloftheirparentsattimesand
Inmanyculturespeoplemakeadistinctionbetweenfineartandfolkart.A
Inmanyculturespeoplemakeadistinctionbetweenfineartandfolkart.A
ItishardtobelievethatShanghai______sofastwitheachpassingday.A、isch
______peoplediedintheincidentlateWednesday.[br][originaltext]Polic
______peoplediedintheincidentlateWednesday.[originaltext]PoliceinS
Somepeoplebelievethatinternationalsportcreatesgoodwillbetweenthen
Somepeoplebelievethatinternationalsportcreatesgoodwillbetweenthen
Somepeoplebelievethatinternationalsportcreatesgoodwillbetweenthen
Themainaimofthespeakeristo______.[originaltext]Alotofpeopledon
随机试题
Students’pressuresometimescomesfromtheirparents.Mostparentsarewell
Dothefollowingstatementsagreewiththeviewsofthewriterofthepassage?I
Publictransit.InNorthAmerica,publictransportationhasbeenthemajorc
Youngpeoplearefacinganuncertainfuture.Asthe21stcenturydawned,the
A. B.出口余压约320Pa C.系统的阻力约下降了36% D.机组风机
心脏后前位投照,要求焦一片距为____,中心线对准____平面垂直射入胶片。
隐蔽工程验收相关单位应提供工程实体质量工艺情况及(____)等管理技术资料。设计
根据评价所发挥作用的不同可分为三种,其中不包括( )A.决策性评价 B.研究
在无套利区间中,当期货的实际价格低于区间下限时,可采取( )进行套利。A.买入
施工企业编制公路项目施工成本计划的关键是()。A.优化施工方案,确定计划工
最新回复
(
0
)