Why didn’t people begin to use unmanned vehicles in undersea exploration until recently? It is because of the ______. What

admin2014-10-11 123

问题 Why didn’t people begin to use unmanned vehicles in undersea exploration until recently?
It is because of the ______.

What does the author mean by saying "more challenging" in the last paragraph?

选项

答案More demanding

解析

转载请注明原文地址:https://kaotiyun.com/show/05MK777K

本试题收录于：大学英语三级B级题库大学英语三级分类

大学英语三级B级

大学英语三级

相关试题推荐

A——internationalflight　B——flightnumberC——airlineoperation　　　　　D——alternateairfieldE——landingfield　　　　　　　F——intern
TripReportsManycompaniesrequiretheiremployeestohandinreportsoftheirbusinesstrips．Atripreportnotonlyprovid
A、Readabook.B、Gotothesupermarket.C、Playbasketball.D、Stayathome.B行为活动题。女士询问男士周末想做什么，男士表示想去超市买点吃的。由此判断，男士计划去超市。
A、Yes,itis.B、It’sredone.C、No,itisn’t.D、It’sverybeautiful.DWhatdoyouthinkofmynewhatIboughtyesterday?
Thispartistotestyourabilitytodopracticalwriting.YouarerequiredtowriteaLetterofComplaintaccordingtotheinfo
Thereason______hegavemeisnotadequateforhisbeinglateforclass．
Duringourmorethan60-yearhistory,withourvastknowledgeandexperience,Trafalgarhascreatedperfectlydesignedtravele
IwishIcouldattendyourbirthdayparty.Iknowitwillbelotsoffun.Unfortunatelymyparentshavealreadyinvitedseveral
ItwasluckyforMr.Browntohavechangedhisflightandarrivedsafely.
Itisself-evidentthattheeducationoftheyoungisvitaltothefutureofacountry.

随机试题

能够实现企业外部环境、内部条件和企业能力三者之间的动态平衡的是企业使命。()
关于毒性中药的管理制度叙述错误的是
支托具有以下作用，除了
厦门雅宝公司于1997年申请注册了“雅宝”文字商标，注册类别为第三十八类即电信类，公司主要从事计算机网络工程设计、安装、软件开发、计算机及配件销售等业务。1999年，今点万维公司以互联网方式向网民提供了“雅宝拍卖”的服务网站，并随后申请了“雅宝”服务商标，
随同商品出售单独计价的包装物,应于销售发出时,借记()科目,贷记包装物科目。
()方面的内容可以不在提交董事会和高级管理层的风险报告中反映。
关于行贿罪的正确说法是()。
[*]
Youarerequiredto(fast)______theseatbeltwhendrivingsoastoprotectyourself.
Childrenwholivenearamainroadareingreaterdangerofcatchingpneumonia(肺炎)becausepollutionfrompassingtrafficdamages

最新回复(0)

Why didn’t people begin to use unmanned vehicles in undersea exploration until recently? It is because of the ______. What

大学英语三级B级

大学英语三级

A——internationalflight B——flightnumberC——airlineoperation D——alternateairfieldE——landingfield F——intern

TripReportsManycompaniesrequiretheiremployeestohandinreportsoftheirbusinesstrips．Atripreportnotonlyprovid

A、Readabook.B、Gotothesupermarket.C、Playbasketball.D、Stayathome.B行为活动题。女士询问男士周末想做什么，男士表示想去超市买点吃的。由此判断，男士计划去超市。

A、Yes,itis.B、It’sredone.C、No,itisn’t.D、It’sverybeautiful.DWhatdoyouthinkofmynewhatIboughtyesterday?

Thispartistotestyourabilitytodopracticalwriting.YouarerequiredtowriteaLetterofComplaintaccordingtotheinfo

Thereason______hegavemeisnotadequateforhisbeinglateforclass．

Duringourmorethan60-yearhistory,withourvastknowledgeandexperience,Trafalgarhascreatedperfectlydesignedtravele

IwishIcouldattendyourbirthdayparty.Iknowitwillbelotsoffun.Unfortunatelymyparentshavealreadyinvitedseveral

ItwasluckyforMr.Browntohavechangedhisflightandarrivedsafely.

Itisself-evidentthattheeducationoftheyoungisvitaltothefutureofacountry.

能够实现企业外部环境、内部条件和企业能力三者之间的动态平衡的是企业使命。()

关于毒性中药的管理制度叙述错误的是

支托具有以下作用，除了

随同商品出售单独计价的包装物,应于销售发出时,借记()科目,贷记包装物科目。

()方面的内容可以不在提交董事会和高级管理层的风险报告中反映。

关于行贿罪的正确说法是()。

[*]

Youarerequiredto(fast)______theseatbeltwhendrivingsoastoprotectyourself.

Childrenwholivenearamainroadareingreaterdangerofcatchingpneumonia(肺炎)becausepollutionfrompassingtrafficdamages

A——internationalflight　B——flightnumberC——airlineoperation　　　　　D——alternateairfieldE——landingfield　　　　　　　F——intern