首页
登录
职称英语
On December 25, 2000, many people across North America received a rare Chris
On December 25, 2000, many people across North America received a rare Chris
游客
2024-05-09
24
管理
问题
On December 25, 2000, many people across North America received a rare Christmas treat when the moon passed in front of the sun resulting in a partial solar eclipse.
Solar eclipses occur when the moon【C1】______ between the earth and the sun, and the moon’s shadow covers part of the earth; and a total solar eclipse takes place when the moon’s shadow blocks out the sun【C2】______ . What made this particular solar eclipse unique was that this event has occurred on December twenty-fifth only 30 times【C3】______ the past 5000 years, the last time in 1954.
But people must be exceptionally【C4】______ when attempting to view a solar eclipse. Without taking precautionary【C5】______ ,one can permanently damage the retina of the eye; however, there are several safe methods of【C6】______ this heavenly marvel.
First, you can view a solar eclipse by using eclipse safety glasses for filtering out the sun’s 【C7】______ rays. They should be used when any part of the sun is visible.
Sunglasses can block out some of the sun’s ultraviolet rays, but the results can be very deceptive. The eye’s natural【C8】______ to this darkened state when wearing sunglasses is to make the pupil larger, which allows in more light and can【C9】______ the damage to your eye.
You can watch an eclipse by projecting the sun’s【C10】______ on a piece of paper either by using a telescope, or easier yet, by creating a pinhole in a piece of paper and viewing the result on another piece of paper, thus called a pinhole projector.
[A] lively [I] during
[B] passes [J] intensify
[C] among [K] measures
[D] careful [L] reaction
[E] target [M] investigating
[F] entirely [N] harmful
[G] image [O] poses
[H] witnessing [br] 【C1】
选项
答案
B
解析
分析句子结构可知,空格处应为when引导的时间状语从句中的谓语动词,再结合主句的时态和从句的主语the moon可知,空格处应选动词的单数第三人称形式。原句意为“当月亮在地球和太阳之间 ______时,日食就形成了”,因此所选动词应意为“经过”,B(经过)最适合。
转载请注明原文地址:https://tihaiku.com/zcyy/3591156.html
相关试题推荐
MuchhasbeensaidabouttheiPodanditsamazingpopularitywithpeopleofa
MuchhasbeensaidabouttheiPodanditsamazingpopularitywithpeopleofa
MuchhasbeensaidabouttheiPodanditsamazingpopularitywithpeopleofa
MuchhasbeensaidabouttheiPodanditsamazingpopularitywithpeopleofa
[originaltext]ThemostinfluentialpeopleandwebsitesinChina’sbooming
[originaltext]ThemostinfluentialpeopleandwebsitesinChina’sbooming
[originaltext]ThemostinfluentialpeopleandwebsitesinChina’sbooming
[originaltext]Americanscientistsaredevelopingmapsthatcanidentifyare
OnDecember25,2000,manypeopleacrossNorthAmericareceivedarareChris
OnDecember25,2000,manypeopleacrossNorthAmericareceivedarareChris
随机试题
Intheearlytwentiethcentury,theideathatpianistsshouldbemusician-schola
Theysaidthattheyhadmadeuptheirmindsto______thetaskinspiteofthee
商业银行对企业发放贷款的过程是()。A.将其在央行的超微准备金转人企业账户 B
以下关于性交后试验的描述哪项是不正确的A.试验应选在排卵期 B.试验前禁性生活
Thechangeinthatvillagewasmiraculou
下列老年人用药不当引起黑便的药物是A.呋塞米 B.心痛定 C.心得安 D.
王女士,54岁。呃逆、嗳气、腹痛、发热、黄疸,间歇性反复发作。最可能的诊断是A.
关于估价结果形成和确定的说法,错误的是( )。A.估价结果可能受注册房地产估价师
从劳动组织上看,组织生产组有利于( )。A.实现生产 B.激励工人的劳动积极
由中央银行或者政府确定的利率是()。A.名义利率 B.实际利率 C.市场
最新回复
(
0
)