关于:The word horsepower was first used two hundred years ago.
来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/07/08 07:51:26
关于:The word horsepower was first used two hundred years ago.James watthad made the world's f...
关于:The word horsepower was first used two hundred years ago.James watthad made the world's first widely used steam engine…开头的英语阅读理解题
关于:The word horsepower was first used two hundred years ago.James watthad made the world's first widely used steam engine…开头的英语阅读理解题
The word horsepower (马力) was first used two hundred years ago .James Watt had made the world’s first widely used steam engine (蒸气机) .He had no way of telling people exactly how powerful it was ,for at that time there were no units for measuring (测量)power .
Watt decided to find out how much work one strong 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 discovered that a horse could lift a 3300-pound weight 10 feet into the air in one minute .His engine could lift a 3300-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 .
1.The selection says that Watt made the first .
A.engine B.steam engine
C.widely used steam engine D.useful engine
2.Watt wanted to find a way to .
A.measure the work his engine could do B.tell people how powerful his engine was
C.lift a 3300-pound weight D.both A and B
3.He made up a unit of measurement based on the strength of .
A.a man B.ten horses C.his engine D.a horse
4.One horsepower would equal the .
A.work a horse could do in a minute B.weight a horse could lift
C.work a horse could do in ten minutes D.weight of one horse
5.The best title for this selection is .
A.Watt’s Engine B.The Origin (起因)of the Term (术语)Horsepower
C.Units of Measurement D.It Happened 200 Years Ago
答案1—5BABAC
Watt decided to find out how much work one strong 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 discovered that a horse could lift a 3300-pound weight 10 feet into the air in one minute .His engine could lift a 3300-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 .
1.The selection says that Watt made the first .
A.engine B.steam engine
C.widely used steam engine D.useful engine
2.Watt wanted to find a way to .
A.measure the work his engine could do B.tell people how powerful his engine was
C.lift a 3300-pound weight D.both A and B
3.He made up a unit of measurement based on the strength of .
A.a man B.ten horses C.his engine D.a horse
4.One horsepower would equal the .
A.work a horse could do in a minute B.weight a horse could lift
C.work a horse could do in ten minutes D.weight of one horse
5.The best title for this selection is .
A.Watt’s Engine B.The Origin (起因)of the Term (术语)Horsepower
C.Units of Measurement D.It Happened 200 Years Ago
答案1—5BABAC
关于:The word horsepower was first used two hundred years ago.
the first bicycle appeared about two hundred years ago.
it was two years ago when i first saw the great wall
joseph niepce took the first photograph two hundred years ag
four hundred years ago,the number was ______ 50 million
The hundred years ago there was a bird called dodo
英语翻译“Hot water”was used five hundred years ago to mean being
THE FIRST HUNDRED YEARS怎么样
we know this area,two hundred years ago,was a lake__
I was there for the last time two years ago
The basketball team was built two years ago.
Two hundred years ago,people in the West didn't know coffee