The ratio of the work done by the machine______the work done on it is called the efficiency of the machine.

admin2020-05-08 44

问题 The ratio of the work done by the machine______the work done on it is called the efficiency of the machine.

选项 A、against
B、with
C、to
D、for

答案C

解析句意：机器所做的工作与在机器上所用的功之比，就称为机器的效率。本题考查固定搭配。题中ratio与介词to是固定搭配，the ratio of A to B的意思为“A与B之比(率)”，故选C。

转载请注明原文地址:https://www.kaotiyun.com/show/pVxC777K

本试题收录于：英语题库普高专升本分类

英语

普高专升本

相关试题推荐

Ifyou____atschool,you_____acollegestudentnow.
Ournewteacherisnotexperiencedandcan’tmakehimselfclearly______inclass.
Averyinterestingandimportantdevelopmentinscienceisadevicecalledlaser.Alaserisamachinewhichproducesalightbe
Doyoufinditverydifficultandpainfultogetupinthemorning?Thismightbecalledlaziness,butDr.Kleitmanhasanewex
Wecan______withpeopleinmostpartsoftheworldbytelephone.
Todaythere______anumberoftelephonecallsfromtheapplicantsfortheposition.
Inrecentyears,thehousingpricesarecontinuouslyrising,whichhasdiscouragedmanyyoungpeoplewhoplannedtopurchase.
Thegovernmenthas______thepricesofmedicinesforthebenefitofthepeople.

随机试题

根据矫正时作用外力的来源与性质，矫正有手工矫正、________矫正、________矫正。
为治疗输卵管因素不孕，下列哪项是错误的
急性白血病出血的主要原因是
快速社会评价中对受损利益群体如何分类?
X企业销售一批产品，增值税发票上的商品售价为300000元，增值税税额为51000元，货到后买方发现商品质量不合格，要求在价格上给予3％的折让，则()。
检验检疫机构对出境货物的工程程序一般是()。
(2000年考试真题)甲公司为增值税一般纳税人，1999年11月30日的科目余额表如表2—7—5所示．注：①”长期债权投资”科目余额中将于一年内到期的有15000元。②“预提费用”科目余额7840元，为预提的固定资产大修费用。甲公司12月份有关资料如下
案例：李老师为《信息的收集与整理》单元中“信息资源的收集”一节设定了如下教学目标：知道信息有多种来源，包括互联网、CD-ROM、报刊杂志等；使用快捷键，“目标另存为……"和专用下栽工具收集文本、图片、音频、视频、动画等各种形式的信息资源；关注信息来
产品整体概念包含()。
PartyTimeAmericansplanparties【T1】______.Asinothercultures,manyAmericansattendpartiesforweddingsand【T2】______.

最新回复(0)

The ratio of the work done by the machine______the work done on it is called the efficiency of the machine.

英语

普高专升本

Ifyouatschool,you_acollegestudentnow.

Ournewteacherisnotexperiencedandcan’tmakehimselfclearly______inclass.

Averyinterestingandimportantdevelopmentinscienceisadevicecalledlaser.Alaserisamachinewhichproducesalightbe

Doyoufinditverydifficultandpainfultogetupinthemorning?Thismightbecalledlaziness,butDr.Kleitmanhasanewex

Wecan______withpeopleinmostpartsoftheworldbytelephone.

Todaythere______anumberoftelephonecallsfromtheapplicantsfortheposition.

Inrecentyears,thehousingpricesarecontinuouslyrising,whichhasdiscouragedmanyyoungpeoplewhoplannedtopurchase.

Thegovernmenthas______thepricesofmedicinesforthebenefitofthepeople.

根据矫正时作用外力的来源与性质，矫正有手工矫正、矫正、矫正。

为治疗输卵管因素不孕，下列哪项是错误的

急性白血病出血的主要原因是

快速社会评价中对受损利益群体如何分类?

X企业销售一批产品，增值税发票上的商品售价为300000元，增值税税额为51000元，货到后买方发现商品质量不合格，要求在价格上给予3％的折让，则()。

检验检疫机构对出境货物的工程程序一般是()。

产品整体概念包含()。

PartyTimeAmericansplanparties【T1】.Asinothercultures,manyAmericansattendpartiesforweddingsand【T2】.

The ratio of the work done by the machine______the work done on it is called the efficiency of the machine.

英语

普高专升本

Ifyou____atschool,you_____acollegestudentnow.

Ournewteacherisnotexperiencedandcan’tmakehimselfclearly______inclass.

Averyinterestingandimportantdevelopmentinscienceisadevicecalledlaser.Alaserisamachinewhichproducesalightbe

Doyoufinditverydifficultandpainfultogetupinthemorning?Thismightbecalledlaziness,butDr.Kleitmanhasanewex

Wecan______withpeopleinmostpartsoftheworldbytelephone.

Todaythere______anumberoftelephonecallsfromtheapplicantsfortheposition.

Inrecentyears,thehousingpricesarecontinuouslyrising,whichhasdiscouragedmanyyoungpeoplewhoplannedtopurchase.

Thegovernmenthas______thepricesofmedicinesforthebenefitofthepeople.

根据矫正时作用外力的来源与性质，矫正有手工矫正、________矫正、________矫正。

为治疗输卵管因素不孕，下列哪项是错误的

急性白血病出血的主要原因是

快速社会评价中对受损利益群体如何分类?

X企业销售一批产品，增值税发票上的商品售价为300000元，增值税税额为51000元，货到后买方发现商品质量不合格，要求在价格上给予3％的折让，则()。

检验检疫机构对出境货物的工程程序一般是()。

产品整体概念包含()。

PartyTimeAmericansplanparties【T1】______.Asinothercultures,manyAmericansattendpartiesforweddingsand【T2】______.

Ifyouatschool,you_acollegestudentnow.

根据矫正时作用外力的来源与性质，矫正有手工矫正、矫正、矫正。

PartyTimeAmericansplanparties【T1】.Asinothercultures,manyAmericansattendpartiesforweddingsand【T2】.