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
The word horsepower was first used two hundred years ago. James Watt had made the world’s first (11) used steam engine. He had
The word horsepower was first used two hundred years ago. James Watt had made the world’s first (11) used steam engine. He had
admin
2010-01-09
30
问题
The word horsepower was first used two hundred years ago. James Watt had made the world’s first (11) used steam engine. He had no way of telling people (12) how powerful it was, for at that time there were no units for measuring power. Watt decided to (13) how much work one (14) horse could do in one minute. He called that unit one horsepower. With this unit he could measure the work his steam engine could do. He (15) that a horse could lift a 3, 300-potmd weight 10 feet into the air in one minute. His engine could lift a 3,300-pound weight 100 feet in one minute. Because his engine did ten times as much work as the horse, Watt called it a ten horsepower engine.
选项
答案
discovered
解析
discover意为“发现”,作谓语。
转载请注明原文地址:https://kaotiyun.com/show/JiuK777K
本试题收录于:
大学英语三级B级题库大学英语三级分类
0
大学英语三级B级
大学英语三级
相关试题推荐
A、Becausehedoesn’tlikereadingoutside.B、Becausehehastofinishhispaper.C、Becausehecan’tfocushismindoutside.D、Be
Somefindingsareissuedrecentlyaboutattendingacommunitycollege.Mostworkerswhohavea【C1】______fromacommunitycollege
A、Tothegym.B、Tothebeach.C、Totherecreationcenter.D、Tothesportscenter.A女士说他们已经很久没有娱乐一下了,并用Howabout…句式提议晚上去体育馆游泳;男士表
A、Afilm.B、Aballet.C、Aconcert.D、Amatch.B男士给了女士今晚的门票,女士表示感谢,并问男士是否知道关于跳舞者的信息。根据dancer可知女士将要去看的表演与舞蹈有关。结合四个选项可知答案为B)“芭蕾舞”。
YesterdayIputmywoolenskirtinthewashingmachinebymistakeandnowithas_____.
Goodparentsshouldletthechildrenmaketheirowndecisionsinsteadof_____.
There’sagreatmanyreasonswhyawoman’sweightmaychangerepeatedly.Somemightsayit’satightworking【T1】______preventing
A、Hewantstoloseweight.B、Heisafraidhecan’tgetintotheclass.C、Hedoesn’tlikethepeopleonthewaitinglist.D、Heha
A、Findmorepeopletohelpher.B、Visitherroommates.C、Askothersratherthanhimtohelpher.D、Stayinthepresentapartment
Whatwereoverahundredhomesshortofbecauseoftheseveralstorms?Theywereshortofpower______.Whoescapedseriousin
随机试题
被告某甲是个体商人,2011年5月曾与原告乙公司达成协议为乙公司捐资100万元,共同买施一项工程。但乙公司需为此也投入100万元及准备好相应的设施并报上级批准。资金拟定于同年8月份到位,并协商确定了开工时间,但双方并未订立书面合同。之后,乙公司投入了大量人
关于单端孢霉烯族化合物叙述错误的是
女73岁,牙列缺失,戴用全口义齿2周后,自觉上唇处疼痛,左侧咬食物时义齿不脱位,右侧咬食物时义齿脱落,有时会咬伤颊部软组织,查见上唇系带处有一个直径约2mm的溃疡对于这种咬颊的情况,一般的处理方法是A.手术切除部分颊侧软组织B.重新制作义齿C.加
实验设计中样本量估计需要的已知条件为
采用因果关系分析网络来解释和描述拟建项目的各项活动和环境要素之间的关系以识别环境影响,此方法称()。
张明应聘为一外贸公司的人力资源主管,上任之初,他想好好干一番,做出点成绩,但他对业务还不是太熟悉,请代他分析下列问题:(假定你就是一名人力资源主管)人力资源管理有哪些特征需要注意?()
设α1=(6,—1,1)T与α2=(—7,4,2)T是线性方程组的两个解,则此方程组的通解是_______。
以下条件表达式可计算:1+|a|的值,请填空。a>=0?【】:【】
SkinCancerMelanoma(黑素瘤),thedeadliestkindofskincancer,isnowthemostcommoncancerin【51】Britishwomen,thecount
KathrynHarrisonisawonderfulwriter.Itseemsimportanttogetthatonthetablerightaway,sinceformostreaders,hername
最新回复
(
0
)