函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.D.,学历类试题,学历类题库网 

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试题:函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.D.

时间:2021-04-20 14:06:10   来源:桔红题库   作者:学历类题库网   阅读:893 次 返回上一步

第1题:

[单选] 函数y=f(x)在点x=x0处取得极大值,则必有(  )
A.
B.
C.
D.

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函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.D.

第2题:

[单选] 视网膜脱离发生于(  )
A.视网膜与脉络膜之间
B.视网膜与睫状体之间
C.视网膜与虹膜之间
D.视网膜内、外层之间
E.感光细胞层与节细胞层之间

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第3题:

函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.[多选] 《麦琪的礼物》的结构精巧的体现有 (  )
A.一实一虚,双线并行
B.结局巧合,出人意料
C.先抑后扬,以小见大
D.运用倒叙,制造悬念
E.首尾呼应,突出主题

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第4题:

[单选] 轻度缺钠,下列哪项是错误的(  )
A.尿中氯化钠常在正常范围
B.每公斤体重估计缺氯化钠0.5g
C.血清钠离子浓度为130~135mmol/L
D.红细胞计数和血红蛋白均增高
E.口渴不明显

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第5题:

函数y=f(x)在点x=x0[单选] He is always complaining about onething or________
A.another
B.something
C.others
D.anything

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函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.D.
试题:函数y=f(x)在点x=x0处取得极大值,则必有(  )A.B.C.D.

第6题:

[多选] (2P32)洋务运动时期最早创办的翻译学堂是(  )
A.同文馆
B.译书局
C.译书馆
D.广方言馆

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第7题:

函数y=f(x)在点x=x0处取得极大值,则必有([单选,材料题] __________根据以下内容,回答下面的题目。Investors can _51_ money simply by loaningit.The money they loan is called capital.Security (担保) is anexpensive item which the borrower mortgages (抵押) to the investorto show that he intends to _52_ the debt.The way investorsmake money on loans is to charge interest.Interest is moneythat _53_ pay to investors for the use of their money.Interest isusually a certain percentage of the capital.Investors sometimes_54 ten percent or more interest per year.The interest may becalculated daily, monthly, or yearly.The interest must be_55_ before the capital can be repaiD.If the interest isnot _56_ the agreed rate, the interest is added _57_ the capital.Then theborrower has _58_ pay interest on the unpaid interest _59_ on the capital.A debt cangrow quickly this way.If the total of the capital and accumulated interest gets too high,the investor will take _60_ of the item used as security and sell it to get hismoney back.__________
A.by day
B.by the day
C.every day
D.daily

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第8题:

[单选] Everyyear just after Christmas the January Sales start.All the shops reduce their pricesand for twoweeks,they are full of people looking for bargains.My husband and I do not nor-mally go to the sales as we don’t likecrowds and in any case are short of money as we have tobuy lots of Christmaspresents.   Last year,however,I took my husband with me to the sales at the large shop in thecenterof London.We both needed some new clothes andwere hoping to find a television set.Whenwe got tostation.So I left my husband and started looking aroundthe shops.Unfortunately allthe clothes were in verylarge sizes and SO were not suitable for mE.But I didbuy.a televisionat a very cheap price,SO I felt quite pleased with myselF.   When Iarrived at the station,my husband was not therE.So I sat down in anearby cafeto have a cup of teA.I quickly finished mytea when I saw my husband and went out to meethim.Helooked very happy.Then I saw he Was carrying a largeand heavy cardboard box.“Oh,dear!”Ithought.Yes,we had no newclothes but two televisions.We shall not be going tothe sales again. 根据以上内容,回答{TSE}题。{TS}In January__________.
A.lots of people go shoppingfor discount
B.people have a lot of moneyto spend after Christmas
C.all the shops close for atwo-week Christmas holiday
D.people don’t have enoughmoney to go looking for bargains

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第9题:

函数y=f(x)在[单选] If you_________see Mr.Jim,you give him my regards.
A.would
B.shall
C.should
D.will

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第10题:

[单选] 出现蛋白尿主要与下列哪项变化有关(  )
A.滤过膜孔隙增大
B.滤过膜表面糖蛋白减少
C.血中白蛋白数量增多
D.血中球蛋白增多对白蛋白造成影响
E.小管液中白蛋白重吸收减少

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