作业帮 > 英语 > 作业

英语1第一册期末复习题(7)

来源:学生作业帮 编辑:拍题作业网作业帮 分类:英语作业 时间:2024/05/21 09:46:34
英语1第一册期末复习题(7)
Passage 3
The word horsepower was first used two hundred years ago.James Watt had made the world's first widely used steam engine.He had no way of telling people exactly how powerful it was,for at that time there were no units for measuring 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.
61.The selection says that Watt made the first .
A.engine
B.steam engine
C.widely used steam engine
D.useful engine
62.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
63.He made up a unit of measurement based on the strength of .
A.a man
B.ten horses
C.his engine
D.a horse
64.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
65.The best title for this selection is .
A.Watt's Engine
B.The Origin of the Term Horsepower
C.Units of Measurement
D.It Happened 200 Years Ago
《大学英语精读第一册》Test Paper 1& 2 Reading Comprehension
马力这个词第一次使用是在两百年前.詹姆斯.瓦特发明了世界上第一台广泛使用的蒸汽机.他不知道怎么准确的告诉人们它有多大的能量,因为在当时没有衡量能量的单位.
瓦特决定测试出一匹马在一分钟里能做多少工作.他把那个单位叫做马力.有了这个单位他就可以测量他蒸汽机做的功.
他发现一匹马在一分钟内在空气里可以把3300磅重的东西拉到10英尺的高度,他的引擎一分钟内能把3300磅的东西拉上100英尺的高度.
因为他的引擎做了十匹马所做的功,瓦特把它叫做 十马力引擎.
61.C
62 A
63 D
64 C
65 B