皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【简答题】
Inventors are always looking for ways to make our lives easier, greener and more fun. Here are just a few examples of inventions. Crayons were invented by Edwin Binney and C. Harold Smith. They had a paint company in New York City. The new crayons were made of wax(蜡)and different pigments(颜料). In 1903,Binney and Smith put the first box of eight“Crayola Crayons”on the market. These new crayons were a great success. Remote control technology(遥控技术)has been used since the early 1930s. During World War1, Germans used remote control boats. The TV remote control was first put on the market in 1950. Zenith Radio Company created the first TV remote control, called the “lazy Bone”. It could turn the TV on and off and could change programs. Bow Lingual(犬语翻译机),named by the US Time Magazine as a “BEST invention of 2002”, has two parts. A microphone is tied to the dog’s neck and sends out sound information to the gadget(小挂件)held by the owner. Then the translation is done in the gadget with kinds of dog barks. Some students in South Korea have a new language teacher :an robot of English-teaching :The robot is 157cm tall and speaks both Korea and English .It can make16 kinds of faces .The robot-teachers are helping to solve a shortage of English teachers there. Could robots replace human teachers one day? 小题1: The first box of crayons was put on the market ________ . A.in 1900 B.in 1903 C.in 1950 D.in 2002 小题2:During World War1, Germans used remote control to control _________ . A.trains B.planes C.boats D.TVs 小题3:_________ is one of the greatest inventions of 2002 according to the US Time Magazine. A.The crayon B.Bow Lingual C.The TV remote control D.The English- teaching robot 小题4: The English- teaching robot can speak ________ . A.English and Chinese B.English and French C.Korean and Japanese D.English and Korean 小题5:Which of the following is TRUE? A.Bow Lingual’s microphone is tied to the dog’s neck. B.The English-teaching robot can make six faces in class. C.Remote control technology has been used since early 1930. D.The robot- teachers can help provide the USA with more English teachers.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【单选题】发光强度的单位是( )。
A.
lm
B.
cd/m
C.
lx
D.
cd
【简答题】发光强度、亮度和照度各有什么不同?
【单选题】从网络商务信息本身所具有的总体价格水平,可以将网络商务信息粗略地分为四个等级,其中占比最大的是( )
A.
免费商务信息
B.
低收费信息
C.
收取标准信息费的信息
D.
优质优价信息
【判断题】人力资源规划涉及的范围很广,只能运用于整个汽车维修企业。()
A.
正确
B.
错误
【单选题】发光强度反映了光源发出的() 在空间的分布密度。
A.
光通量
B.
亮度
C.
照度
D.
发光强度
【多选题】下列关于消费税税率的表述正确的有( )。
A.
娱乐业、饮食业自制啤酒采用啤酒最高税额250元/吨
B.
白包卷烟不分征税类别一律按照36010卷烟税率征税,并按照定额每标准箱150元计算征税
C.
纳税人自产应税消费品换取生产资料的,按纳税人同类应税消费品最高售价为计税依据
D.
纳税人既生产销售汽油又生产销售乙醇汽油,未分别核算的,一律按照乙醇汽油的销售数量征收消费税
【多选题】常规的网络商务信息可以把它分为四个等级,其中有( )
A.
无价商务信息
B.
收取较低费用的信息
C.
收取标准信息费的信息
D.
优质优价的信息
【单选题】在网络商务信息中,()的信息属于经济类的信息,收费采用成本加利润的资费标准。
A.
免费
B.
优质优价
C.
收取较低费用
D.
收取标准信息费
【多选题】水泥安定性不良的原因包括含有过多的( )。
A.
氧化钙
B.
氧化镁
C.
三氧化硫
D.
石膏
【单选题】发光强度是指发光体射向:
A.
被照面上的光通量密度
B.
被照空间的光通量密度
C.
被照空间内光通量的量
D.
发光体在视线方向上的单位面积的发光强度
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题