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 years ago people thought the earth was flat. They believed that the sky【C1】______a big upside-down bowl and that the sun, m
Many years ago people thought the earth was flat. They believed that the sky【C1】______a big upside-down bowl and that the sun, m
admin
2014-01-13
38
问题
Many years ago people thought the earth was flat. They believed that the sky【C1】______a big upside-down bowl and that the sun, moon, and stars were lamps hanging from the top of the bowl. Later, people【C2】______better. They found out that the earth【C3】______round.
We call the study of the skies and the planets astronomy, 【C4】______we call the watchers of the skies astronomer. Early astronomers thought the earth was the center of【C5】______They thought the heavens spun【C6】______the earth. Later, they changed their【C7】______. They knew the earth was not the center. They believed that the earth and the【C8】______planets spin around the sun. Today we know this is true.
Ancient scientists studied the skies【C9】______simple instruments. The first person【C10】______a telescope was named Galileo. In 1610【C11】______four moons around the planet Jupiter. Today【C12】______use more complex equipment. Some of these measure the brightness of light. 【C13】______break lights up into different colors. Radio telescopes make stars and planets【C14】______far closer than Galileo’s telescope could.
Early astronomers【C15】______five planets in the sky. Besides Earth, they knew about mercury, Venus, Mars, Jupiter, and Saturn. In 1781 a seventh one was discovered and named Uranus. Years later, astronomers found another planet and called it Neptune. The ninth planet to be found is called Pluto. It was not【C16】______until 1930.
Today scientists can【C17】______almost anywhere. They have reached the heavens with their spacecraft. In 1959, a spacecraft【C18】______took pictures of the dark side of the moon. The years later a spacecraft landed two Americans on the moon. Other important journeys into space【C19】______. Who knows? Maybe【C20】______human beings will live on another planet. Maybe you will be one of them.
【C7】
选项
A、jobs
B、minds
C、suggestion
D、advice
答案
B
解析
前面说人们开始认为一切围绕地球转,后来就不这样想了,即改变了他们的想法,B选项符合原文意思,因此,B选项正确。
转载请注明原文地址:https://kaotiyun.com/show/osQO777K
0
考博英语
相关试题推荐
Formostkindsofactivities,alargegroupofpeoplecanaccomplishmoreandhavemorefunthanonepersonalone.Forexample,
Formostkindsofactivities,alargegroupofpeoplecanaccomplishmoreandhavemorefunthanonepersonalone.Forexample,
Formostkindsofactivities,alargegroupofpeoplecanaccomplishmoreandhavemorefunthanonepersonalone.Forexample,
Formostkindsofactivities,alargegroupofpeoplecanaccomplishmoreandhavemorefunthanonepersonalone.Forexample,
Oneofthe______ofthetrainingprogramisthatitenablestheyoungpeopletobebettercandidatesforemployment.
LastyearFrenchdriverskilled【56】than5,000peopleontheroadsforthefirsttimeindecades.Creditgoeslargely【57】the1
LastyearFrenchdriverskilled【56】than5,000peopleontheroadsforthefirsttimeindecades.Creditgoeslargely【57】the1
LastyearFrenchdriverskilled【56】than5,000peopleontheroadsforthefirsttimeindecades.Creditgoeslargely【57】the1
随机试题
党的十九大明确指出,我国社会主要矛盾是()
外观检验不能发现的焊缝缺陷是()。
使用Mowry阿尔辛蓝过碘酸希夫(ABPAS)染色法进行黏多糖染色时,中性和酸性混合物质呈
胃蛋白酶原的激活物是
A.血清胆红素≥85μmol/LB.血清胆红素≤171μmol/LC.血清胆红素≤205μmol/LD.血清胆红素>256.5μmol/LE.血清胆红素>342μmol/L当发生胆红素脑病()。
燃气管道及其附件组装完成并试压合格后,应进行通球扫线,每次吹扫管道长度不宜超过()km。
如果A、B两只股票的收益率变化方向和变化幅度完全相同,则由其组成的投资组合()。
Inordertosurvive,tofeed,clotheandshelterhimselfandhischildren,manisengagedinaconstantstrugglewithnature.
我国历史上第一部社会主义类型的宪法是()。
A.sothatB.preferenceC.normalD.circleE.callsforF.problemG.longerH.cycleI.matterJ.illustratesK.hand
最新回复
(
0
)