答案查看网,轻松搜题/搜资源
登录
×
登录账号
记住密码
立即注册
忘记密码
×
注册
使用微信扫描二维码,获取账号密码后免费查看答案
前往登录
忘记密码
×
忘记密码
使用微信扫描下方二维码,即可找回您的账号密码
前往登录
立即注册
搜题/搜资源
【单选题】【消耗次数:1】
The twentieth century is the age of _____________.
①
technic
②
technician
③
technology
④
technological
参考答案:
复制
纠错
相关题目
【单选题】
设有关系表S(NO,NAME,AGE),其中AGE为年龄字段,则表达式AGE NOT BETWEEN 18 AND 24 等价于( )
①
A.AGE=18 or= age==24
②
B.AGE=18 or= age=24
③
C.AGE18 or= age==24
④
D.AGE18 or= age=24
查看完整题目与答案
【单选题】
设有关系表S(NO,NAME,AGE),其中AGE为年龄字段,则表达式AGE NOT BETWEEN 18 AND 24 等价于( )
①
AGE=24
②
AGE24
③
AGE=24
④
AGE24
查看完整题目与答案
【单选题】
The computer has brought about surprising technological changes ____ we organize and produce information.
①
in a way
②
in the way
③
in that way
④
in no way
查看完整题目与答案
【单选题】
The new technology has been ( ) in the industrial production.
①
utilized
②
possessed
③
elevated
④
focused
查看完整题目与答案
【单选题】
People walk around ( ) nineteenth-century clothes.
①
wearing
②
wore
③
wear
④
worn
查看完整题目与答案
【单选题】
_________ the early nineteenth century, people did not use stamps.
①
In
②
On
③
As
④
For
查看完整题目与答案
【单选题】
The end of ______ marked the beginning of The Gilded Age, an age of excess and extremes, of decline and progress, of poverty and dazzling wealth, of gloom and hope.
①
the American War of Independence
②
World War I
③
World War II
④
The Civil War
查看完整题目与答案
【单选题】
Well, that’s to say, every coin has two sides, ________ technology.
①
so is
②
so does
③
so has
④
so did
查看完整题目与答案
【单选题】
A talk on developments in science and technology_______in the school hall next week.
①
given
②
will be given
③
has been given
④
give
查看完整题目与答案
【单选题】
有关系SC(S_ID,C_ID,AGE,SCORE),查找年龄大于22岁的学生的学号和分数,正确的关系代数表达式是( )。ⅰ.πS_ID,SCORE (σ age>22 (SC) ) ⅱ.σ age>22 (πS_ID,SCORE (SC) )ⅲ. πS_ID,SCORE (σ age>22 (πS_ID,SCORE,AGE (SC) ) )
①
ⅰ和 ⅱ
②
只有ⅱ正确
③
只有 ⅰ正确
④
ⅰ和ⅲ正确
查看完整题目与答案
随机题目
【单选题】
Backinthe17thcentury,intellectualpropertyrightswereprimarily____toprotectnewly-developedmanufacturingprocessesagainststealing.
①
broughtout
②
carriedout
③
turnedout
④
setout
查看完整题目与答案
【单选题】
--Whatdoyousupposemadethemothersoworried?--__________.
①
Ashersonfailedtopasstheexam
②
Herson’sfailingtopasstheexam
③
Becauseofherson’sfailingtopasstheexam
④
Hersonfailedtopasstheexam
查看完整题目与答案
【单选题】
—Whatdayisittoday,SaturdayorSunday?—____.ItsMonday.
①
Either
②
Both
③
None
④
Neither
查看完整题目与答案
【单选题】
MyfatherthinksthatIshouldlistentohimwhateverhesays,andthisis____Idon’tquiteagree.
①
why
②
where
③
what
④
how
查看完整题目与答案
【单选题】
David,nicetomeetyou.Ihaveheardalotaboutyou.-______________________________________.
①
Whathaveyouheardaboutme?
②
Whatdoyouknowmeabout?
③
Tellmeaboutyourself.
④
Nicetomeetyou.
查看完整题目与答案
【单选题】
--Doyouthinkthefootballplayersplayedverywelllastnight?--__________.
①
Theywerenotnervousatall
②
Theywerestillyoung
③
Theyplayednaturally
④
Theycouldn’thavedonebetter
查看完整题目与答案
【单选题】
—Excuseme,doyoumindifIsmoke?—_______________________.
①
Yes,ofcourse.
②
Yes,please
③
Notatall.
④
No,pleasedon’t.
查看完整题目与答案
【单选题】
----Let’sgotoamovieafterwork,OK?-----________________________
①
Notatall.
②
Whynot?
③
Nevermind.
④
Whatisit?
查看完整题目与答案
【单选题】
There____alotoftrafficatthistimeofday,soyoudbetter____morecareful.
①
has;be
②
have;been
③
is;be
④
are;are
查看完整题目与答案
【单选题】
--Whatmakesyouthinkthatwewillgiveupourgoal?--_______.
①
Becauseyouarealonedoingyourjob
②
Ithinkthingsaredifferentfromwhatusedtobe
③
Yourbehaviorseemstoindicatethat
④
ThecommentonyourrecentspeechatRainsFordsUniversity
查看完整题目与答案