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
For thousand of years men couldn’t fly. It was 1. ______ too difficult. Birds are able to fly on their
For thousand of years men couldn’t fly. It was 1. ______ too difficult. Birds are able to fly on their
admin
2012-05-08
26
问题
For thousand of years men couldn’t fly. It was 1. ______
too difficult. Birds are able to fly on their 2. ______
wings. It is very easy of them to fly. 3. ______
But men haven’t got wings. The first planes 4. ______
were gliders — planes without engine. 5. ______
The first plane with a engine was the Flyer. 6. ______
Two brothers, Wilbur and Orville Wright, building 7. ______
it. In December 17th, 1903, Orville lay on the bottom wing 8. ______
of his plane and start the engine. 9. ______
The Flyer was able take off and rose 10 feet and flew 120 10. ______
feet. This was a great moment in the history of flying.
选项
答案
a→an
解析
转载请注明原文地址:https://kaotiyun.com/show/O3wd777K
本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
0
公共英语二级笔试
公共英语(PETS)
相关试题推荐
Fromthisletterwecanseethat______.Theword"point"inthethirdparagraph(段)probablymeans______.
Themanlearned______thattherewouldbeaconcertlastFri-day.Hetriedtogotothetheatreeverydaybutmanagedtogetthe
某省山区有一个特殊的农村医院,请用英语给来访者写一篇简单介绍,要点如下:1.人们称该医院为“夫妻医院”(“Husband-and-WifeHosoi-tal”)。2.背景:这是一所老医院,50年前有一对夫妻(都是医生)看到这里没有一家医
Whatdoyouthinkthethreewomenwerealltalkingabout?Whereisthisshortpassagemostprobablytakenfrom?
EventsCaptainGoodfellowDoyourchildrenenjoyinterestingstories,funnygames,andexcitingdances?CaptainGoodfell
Thistextmainlydiscusses______.Thethirdtypeofsafetyseatisforchildren______.
WhydidCathyinviteUncleSmithtodinner?
Greenland,______islandintheworld,coversovertwomillionsquarekilometers.
OnreachingthetopfloorIsuddenlyrealizedthatI______mykeysonthecar.
随机试题
StanfordUniversityStanfordUniversityissometimescalled"theHarvardoftheWest".Thestudentsareenrolledmainlyfrom
对于握力指数的说法不正确的是
患者,女,46岁,因会阴部奇痒无比入院,检查发现阴道有大量白色稠厚豆渣样白带。该患者最可能患的疾病是
在完成三级检查工作的基础上,验收调查区的全部成果,验收工作可()。
建设工程招标的方式不包括()。
甲公司为从事国家重点扶持的公共基础设施建设项目的企业,根据税法规定,2017年度免交所得税。甲公司2017年度发生的有关交易或事项如下:(1)以盈余公积转增资本5500万元;(2)向股东分配股票股利4500万元;(3)接受控股股东的现金捐赠350万元;(4
甲在某网站上传播其自拍的生活照,乙公司擅自下载这些生活照并配上文字说明后出版成书。丙书店购进该书销售。下列哪些说法是正确的?()
过坐标原点作曲线y=ex的切线,该切线与曲线y=ex以及x轴围成的向x轴负向无限伸展的平面图形,记为D,求(Ⅰ)D的面积A;(Ⅱ)D绕直线x=1所成的旋转体的体积V。
在Access2010中,对数据库对象进行组织和管理的工具是
Iwaslisteningtotheradio______.Iheardaknockatthedoor.
最新回复
(
0
)