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聽說教程4聽力單元測試答案Unit13-14(常用版)(可以直接使用,可編輯完整版資料,歡迎下載)聽說教程4聽力單元測試答案Unit13-14(常用版)(可以直接使用,可編輯完整版資料,歡迎下載)Unit13、14ListeningComprehension
I.Directions:Listentotheshortconversationsandchoosetherightanswerstothequestionsyouhear.TheconversationswillbereadONLYONCE.(10points)
1.
A.Toclass.(0)B.Tothemovie.(0)C.Tothelibrary.(0)D.Tothedoctor'soffice.(0)
參考答案:Toclass.答題人數(shù):0正確/錯誤:0/0正確率:0%
2.
A.Itwasreallyverycold.(0)B.ItsnowedinDecember.(0)C.Therewassnowallwinter.(0)D.Thetemperaturewasbelowfreezing.(0)
參考答案:ItsnowedinDecember.答題人數(shù):0正確/錯誤:0/0正確率:0%
3.
A.Hewantsatelephoneofhisown.(0)B.He'slookingforanewplacetowork.(0)C.Hedoesn'tusuallygetcallshere.(0)D.Hedoesn'tknowthewoman'sname.(0)
參考答案:Hedoesn'tusuallygetcallshere.答題人數(shù):0正確/錯誤:0/0正確率:0%
4.
A.Shedoesn'tunderstanditeither.(0)B.Shecan'tseethewritingontheboard.(0)C.Shethinkstheroomistoodark.(0)D.Shedidn'treallynoticethemark.(0)
參考答案:Shedoesn'tunderstanditeither.答題人數(shù):0正確/錯誤:0/0正確率:0%
5.
A.Hedoesn'tthinkthatJamesisill.(0)B.HethinksthatperhapsJamesisnotinverygoodhealth.(0)C.HeisawarethatJamesisill.(0)D.Hedoesn'tthinkthatJameshasaverygoodknowledgeofphysics.(0)
參考答案:Hedoesn'tthinkthatJamesisill.答題人數(shù):0正確/錯誤:0/0正確率:0%
6.
A.8.(1)B.7.(0)C.9.(0)D.1.(0)
參考答案:8.答題人數(shù):1正確/錯誤:1/0正確率:100%
7.
A.Tomakeupastory.(0)B.Towriteacomposition.(0)C.Topreparesomemedicine.(0)D.Todescribeapicture.(1)
參考答案:Topreparesomemedicine.答題人數(shù):1正確/錯誤:0/1正確率:0%
8.
A.Sheboughtseveralofthem.(1)B.Shecouldfindabetterbargainonthemelsewhere.(0)C.Shegotsomeofthemtowearsailing.(0)D.Shehadhopedtobuymoreofthem.(0)
參考答案:Sheboughtseveralofthem.答題人數(shù):1正確/錯誤:1/0正確率:100%
9.
A.Shedidpoorlyontheexam.(0)B.Shecomplainedaboutthemanmakingthehighestmark.(0)C.Sheoftenmakescarelessmistakes.(1)D.Shewantedthehighestgradebutgotonlythesecondhighest.(0)
參考答案:Shewantedthehighestgradebutgotonlythesecondhighest.答題人數(shù):1正確/錯誤:0/1正確率:0%
10.
A.Studybeforehisclass.(0)B.Takeanothernightcourse.(0)C.Gotobedlater.(1)D.Getmoresleepthenightbeforehisclass.(0)
參考答案:Getmoresleepthenightbeforehisclass.答題人數(shù):1正確/錯誤:0/1正確率:0%
II.Directions:Listentotheconversationandfillintheformbelowwithnomorethanthreewordsforeachblank.TheconversationwillbereadTWICE.(10points)SalesJobsAdvertisedCompanySalary£/
11
(currencyunit)AgeExperience(minimumnumberofyears)Aninternationaltoycompany
12
13
14
Americanmailordercompany
15
16
17
Anationalengineeringcompany
18
19
20
11.
參考答案:pound答題人數(shù):0正確/錯誤:0/0正確率:0%
12.
參考答案:50,000答題人數(shù):0正確/錯誤:0/0正確率:0%
13.
參考答案:over40答題人數(shù):0正確/錯誤:0/0正確率:0%
14.
參考答案:15答題人數(shù):0正確/錯誤:0/0正確率:0%
15.
參考答案:28,000答題人數(shù):0正確/錯誤:0/0正確率:0%
16.
參考答案:30-35答題人數(shù):0正確/錯誤:0/0正確率:0%
17.
參考答案:10答題人數(shù):0正確/錯誤:0/0正確率:0%
18.
參考答案:24,000答題人數(shù):0正確/錯誤:0/0正確率:0%
19.
參考答案:25-35答題人數(shù):0正確/錯誤:0/0正確率:0%
20.
參考答案:5答題人數(shù):0正確/錯誤:0/0正確率:0%
SharePricesCompanyToday'spriceGain(+)orLoss(-)UnitedGroup
21
22
STUEnterprises
23
+12ShuiFanHoldings
24
-6ShawInternational
25
26
LowReedEngineering
27
28
HongKongProperties
29
30
21.
參考答案:340答題人數(shù):1正確/錯誤:0/1正確率:0%
22.
參考答案:-10答題人數(shù):1正確/錯誤:1/0正確率:100%
23.
參考答案:425答題人數(shù):1正確/錯誤:1/0正確率:100%
24.
參考答案:90答題人數(shù):1正確/錯誤:1/0正確率:100%
25.
參考答案:620答題人數(shù):1正確/錯誤:1/0正確率:100%
26.
參考答案:-80答題人數(shù):1正確/錯誤:1/0正確率:100%
27.
參考答案:960答題人數(shù):1正確/錯誤:1/0正確率:100%
28.
參考答案:+40答題人數(shù):1正確/錯誤:1/0正確率:100%
29.
參考答案:790答題人數(shù):1正確/錯誤:1/0正確率:100%
30.
參考答案:+80答題人數(shù):1正確/錯誤:1/0正確率:100%
III.Directions:ListentothepassageanddecidewhetherthefollowingstatementsareTrueorFalse.ThepassagewillbereadONLYONCE.(10points)
31.
TherewereeightcouplesintherealityTV.
TrueFalse
參考答案:True答題人數(shù):1正確/錯誤:1/0正確率:100%
32.
Thecontestantsweren'ttoldbeforehandthattheywouldnotbevideoedinthebathroom.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:1/0正確率:100%
33.
AccordingtoAndynothingisrealaboutrealitytelevision.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:1/0正確率:100%
34.
BaccaandAndywonthegame.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:0/1正確率:0%
35.
GraceandAndywerenotfamousastheyweresupposedtobe.
TrueFalse
參考答案:True答題人數(shù):1正確/錯誤:1/0正確率:100%
36.
Theteacherusedaprocessdevelopedbyherselfinherclass.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
37.
Theteachercalledtwostudentsatatimetothefrontoftheclass.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
38.
Theteacherpresentedeachofthestudentswithagoldribbon.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
39.
Theteachergaveeachofthestudentsthreemoreribbonsandaskedthemtoreturninaboutaweek.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
40.
Oneoftheboysintheclassgavearibbontoajuniorexecutiveinacompany.
TrueFalse
參考答案:True答題人數(shù):0正確/錯誤:0/0正確率:0%
IV.Directions:Listentothefollowingpassageandchoosethecorrectanswerstothequestions.ThepassagewillbereadONLYONCE.(10points)
41.
A.Televisionset.(0)B.Electricalheater.(0)C.Electroniccomputer.(1)D.Pocketcalculator.(0)
參考答案:Pocketcalculator.答題人數(shù):1正確/錯誤:0/1正確率:0%
42.
A.Theelectricalappliancewillreceivelesselectricity.(0)B.Theappliancewillbecomehot.(0)C.Theelectricitywillstopflowingintotheappliance.(1)D.Theelectricitywillbecomelessstrong.(0)
參考答案:Theelectricitywillstopflowingintotheappliance.答題人數(shù):1正確/錯誤:1/0正確率:100%
43.
A.Whentheelectriccurrentistoosmall.(0)B.Whentheelectriccurrentistoolarge.(1)C.Whenthereisnoelectriccurrent.(0)D.Whentheapplianceishot.(0)
參考答案:Whentheelectriccurrentistoolarge.答題人數(shù):1正確/錯誤:1/0正確率:100%
44.
A.Tomakethemlookbeautiful.(0)B.Tomakethemwork.(0)C.Tomakethemsafe.(1)D.Tomaketheminteresting.(0)
參考答案:Tomakethemsafe.答題人數(shù):1正確/錯誤:1/0正確率:100%
45.
A.Afuseisasmallpieceofwire.(1)B.Allfusesarethesamesize.(0)C.Whenafuseistoolarge,itmeltsquicklyenough.(0)D.Whentoomuchelectricitytriestopassthroughthefuse,itwon'tmelt.(0)
參考答案:Afuseisasmallpieceofwire.答題人數(shù):1正確/錯誤:1/0正確率:100%
46.
A.Packingtotravel.(0)B.Decoratingtheroom.(0)C.Movingin.(0)D.Movingout.(0)
參考答案:Movingout.答題人數(shù):0正確/錯誤:0/0正確率:0%
47.
A.Afriend.(0)B.Astranger.(0)C.Thelandlady.(0)D.Thenext-doorneighbor.(0)
參考答案:Thenext-doorneighbor.答題人數(shù):0正確/錯誤:0/0正確率:0%
48.
A.Friendly.(0)B.Happy.(0)C.Unconcerned.(0)D.Helpful.(0)
參考答案:Unconcerned.答題人數(shù):0正確/錯誤:0/0正確率:0%
49.
A.Veryhappy.(0)B.Verydisappointed.(0)C.Verysurprised.(0)D.Verysad.(0)
參考答案:Verysurprised.答題人數(shù):0正確/錯誤:0/0正確率:0%
50.
A.Theyarethenewownersoftheflat.(0)B.Theyknewtheladyverywell.(0)C.Theyreceivedtheladyonlytwiceintheirflat.(0)D.Theyhavelivedintheflatfortwoyears.(0)
參考答案:Theyarethenewownersoftheflat.答題人數(shù):0正確/錯誤:0/0正確率:0%
V.Directions:ListentothepassageTWICEandfillintheblanks.(10points)
Thetrendineverydayconversationistousegrandiosewords."Outstanding"isnew"good,""amazing"isthenew"OK,"and"huge"isthenew"big."
Upon
51
,thereasonforallthiscolossal-speakisclear:Weareboredwithour
52
,wonderfullives.Wewantthenext-nextthingnow.
Andwealsowantotherstothinkthatwestillcare,thatwecanstillbe
53
,thatweknowthateverythingisjustgreat.Evenwhendeepinsideweknowitcan'tbe.Everythingcan'tbegreat.Hence,weliveinaworldwhere
54
isordinary,whereradicalisquotidian;
55
ispedestrian.Andtonotbeoverlydelightedbythemundaneis
56
.It'shorrific.And,Dude,that'sheinous.
I'mnotscientist,andmymethodsof
57
leavealittletobedesired,oralottobedesired,oranimmensity.Andtobehonest,IguessI'dratherliveinaworldwherepeoplewereoverlyexcitedthan
58
.
Butlistentothevoicesaroundyou.Listentoyourownvoices.Thereisnothingonthenewsthatisgoodorbad,onlythingsthatarewonderfulor
59
.Eventheweatheriseitherbeautifulorhorrible.
HavepeopleforgottenwhatitisliketobeOK?SimplyOKwithwhattheyhaveandwhotheyare?
Ifeverythingis
60
,ifeverythingisthemostamazingthingever,isanythingeveramazingatall?
51.
參考答案:reflection答題人數(shù):0正確/錯誤:0/0正確率:0%
52.
參考答案:fantastic答題人數(shù):0正確/錯誤:0/0正確率:0%
53.
參考答案:delighted答題人數(shù):0正確/錯誤:0/0正確率:0%
54.
參考答案:extreme答題人數(shù):0正確/錯誤:0/0正確率:0%
55.
參考答案:exceptional答題人數(shù):0正確/錯誤:0/0正確率:0%
56.
參考答案:appalling答題人數(shù):0正確/錯誤:0/0正確率:0%
57.
參考答案:proof答題人數(shù):0正確/錯誤:0/0正確率:0%
58.
參考答案:depressed答題人數(shù):0正確/錯誤:0/0正確率:0%
59.
參考答案:devastating答題人數(shù):0正確/錯誤:0/0正確率:0%
60.
參考答案:outstanding答題人數(shù):0正確/錯誤:0/0正確率:0%
Whenitcomesto"romancereality"television,youmaythinkyou'veseeneverything.Therearebachelors
61
rosestobeautifulwomen,andbachelorettesselectingMr.Rightfromafieldofstupidmen.
Butthere'sonethingAmericastillhasn't
62
--aninterracialcouplelockedinahappily-ever-after
63
.
Startingtonight,UPNwill
64
ThePlayer,thefirstrealitydatingshowwithacastofmanycolors.SetinMiami,theweeklyshow
65
onawhitebacheloretteandhertwo
66
girlfriends'selectingasqueezefromafieldof13men,eightofwhomareAfrican-AmericanorLatino.
TheUPNshowisgroundbreakinginitsethnicarrayof
67
lovers,butitisfollowingwhathasbecomeawhites-onlytraditioninthecastingofitsstar.Sofar,nobachelororbachelorettestarringinanetworkdatingprogramhasbeenAfrican-American,AsianorLatino.And,untilThePlayercamealong,their
68
wivesandhusbandswerestill,forthemostpart,alsowhite.
"Occasionallythere'sablackfaceinthefieldof
69
,butthey'realways
70
inthefirstorsecondround,"saidAmandaHall,adoctoralstudentincommunicationsattheUniversityofGeorgiawhoiswritingathesisongenderrolesperpetuatedbyrealitytelevision.
61.
參考答案:offering答題人數(shù):1正確/錯誤:1/0正確率:100%
62.
參考答案:witnessed答題人數(shù):1正確/錯誤:1/0正確率:100%
63.
參考答案:embrace答題人數(shù):1正確/錯誤:0/1正確率:0%
64.
參考答案:present答題人數(shù):1正確/錯誤:1/0正確率:100%
65.
參考答案:focuses答題人數(shù):1正確/錯誤:1/0正確率:100%
66.
參考答案:advice-giving答題人數(shù):1正確/錯誤:0/1正確率:0%
67.
參考答案:eligible答題人數(shù):1正確/錯誤:0/1正確率:0%
68.
參考答案:would-be答題人數(shù):1正確/錯誤:1/0正確率:100%
69.
參考答案:contestants答題人數(shù):1正確/錯誤:0/1正確率:0%
70.
參考答案:eliminated答題人數(shù):1正確/錯誤:0/1正確率:0%
VI.Directions:WatchthevideoclipanddecidewhetherthefollowingstatementsareTrueorFalse.(10points)
71.
Mr.HandisanAmericanhistoryteacher.
TrueFalse
參考答案:True答題人數(shù):0正確/錯誤:0/0正確率:0%
72.
Mr.Hand'sclasswillhaveaquizeveryFriday.
TrueFalse
參考答案:True答題人數(shù):0正確/錯誤:0/0正確率:0%
73.
Mr.Handdoesn'tliketoseehisstudentseatinginclass.
TrueFalse
參考答案:True答題人數(shù):0正確/錯誤:0/0正確率:0%
74.
TherewillbenomidtermexaminMr.Hand'sclass.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
75.
Thestudentwaslatebecauseoftheheavytraffic.
TrueFalse
參考答案:False答題人數(shù):0正確/錯誤:0/0正確率:0%
76.
Theyoungmanandhisparentsplannedtomeetintherestaurant.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:0/1正確率:0%
77.
Theyoungmanlikedspicyfood.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:0/1正確率:0%
78.
Lisawastheyoungman'swife.
TrueFalse
參考答案:True答題人數(shù):1正確/錯誤:1/0正確率:100%
79.
Theyoungmanandtheyoungladykneweachotherinthemiddleschool.
TrueFalse
參考答案:True答題人數(shù):1正確/錯誤:1/0正確率:100%
80.
TheyoungladywasupsetbecausetheyoungmandidnottellheranythingaboutLisaearlier.
TrueFalse
參考答案:False答題人數(shù):1正確/錯誤:1/0正確率:100%
OralTest
I.Directions:Lookatthepicturebelow.
Whatdoyouusuallydowhenyouarefree?Onlongholidays,doyouactlikea"couchpotato"?Whatshouldpeopledotoleadahealthylife?WhataretheadvantagesanddisadvantagesofTV?
答題人數(shù):0參考答案:
Whatarethoseboysandgirlsdoing?Trytosaysomethingaboutthestressandchallengefacingtoday'suniversitystudentswhoarehuntingforajob.Whataretheapproachesstudentscanusetofindasuitablejob?
答題人數(shù):1參考答案:
II.Directions:It'sknownthatlifeisnoteasyforthenewlygraduateduniversitystudents.Whatdoyouthinkofthisphenomenon?Doyouhaveanyadvicesorsuggestionsforthem?
答題人數(shù):1參考答案:WhatdoyouthinkofrealityTV?HowisitcomparedtotheformalTV?DoyoulikerealityTV?Andstatethereasonsforyourpreference.
答題人數(shù):0人教a版數(shù)學必修1-必修4單元測試題及答案
________________________線__名姓訂號考級班裝校學
必修1第一章集合測試一、選擇題(共12小題,每題5分,四個選項中只有一個符合要求)1.下列選項中元素的全體可以組成集合的是()A.學?;@球水平較高的學生B.校園中長的高大的樹木C.2007年所有的歐盟國家D.中國經(jīng)濟發(fā)達的城市xy22.方程組{xy0的解構(gòu)成的集合是()A.{(1,1)}B.{1,1}C.(1,1)D.{1}3.已知集合A={a,b,c},下列可以作為集合A的子集的是()A.aB.{a,c}C.{a,e}D.{a,b,c,d}4.下列圖形中,表示MN的是()MNNMMNMNABCD5.下列表述正確的是()A.{0}B.{0}C.{0}D.{0}6、設集合A={x|x參加自由泳的運動員},B={x|x參加蛙泳的運動員},對于“既參加自由泳又參加蛙泳的運動員”用集合運算表示為()A.A∩BB.ABC.A∪BD.AB7.集合A={xx2k,kZ},B={xx2k1,kZ},C={xx4k1,kZ}又aA,bB,則有()A.(a+b)AB.(a+b)BC.(a+b)CD.(a+b)A、B、C任一個8.集合A={1,2,x},集合B={2,4,5},若AB={1,2,3,4,5},則x=()A.1B.3C.4D.59.滿足條件{1,2,3}M{1,2,3,4,5,6}的集合M的個數(shù)是()A.8B.7C.6D.51
10.全集U={1,2,3,4,5,6,7,8},A={3,4,5},B={1,3,
6},那么集合{2,7,8}是()
A.ABB.ABC.CUACUBD.CUACUB
11.設集合M{mZ|3m2},N{nZ|1≤n≤3},則MN()
A.0,1
21,2D.1,B.1,0,1C.0,0,1,212.如果集合A={x|ax+2x+1=0}中只有一個元素,則a的值是
A.0B.0或1C.1()D.不能確定
二、填空題(共4小題,每題4分,把答案填在題中橫線上)
13.用描述法表示被3除余1
14.用適當?shù)姆柼羁眨?/p>
(1){xx210};(2){1,2,;
(3){1}{xx2x};(4)0{xx22x}.
15.含有三個實數(shù)的集合既可表示成{a,
a2003ba,1},又可表示成{a,ab,0},則2b2004.
16.已知集合U{x|3x3},M{x|1x1},CUN{x|0x2}那么集合
N,M(CUN),MN三、解答題(共4小題,共44分,解答應寫出文字說明,證明過程或演算步驟)
17.已知集合A{xx240},集合B{xax20},若BA,求實數(shù)a的取值集合.
2
18.已知集合A{xx7},集合B{xa1x2a5},若滿足AB{x3x7},
求實數(shù)a的值.
19.已知方程x2axb0.
(1)若方程的解集只有一個元素,求實數(shù)a,b滿足的關(guān)系式;
(2)若方程的解集有兩個元素分別為1,3,求實數(shù)a,b的值
3
20.已知集合A{x1x3},B{yx2y,xA},C{yy2xa,xA},若滿足
CB,求實數(shù)a的取值范圍.
4
必修1函數(shù)的性質(zhì)
一、選擇題:
1.在區(qū)間(0,+∞)上不是增函數(shù)的函數(shù)是
A.y=2x+1
22()2xB.y=3x+1C.y=D.y=2x+x+122.函數(shù)f(x)=4x-mx+5在區(qū)間[-2,+∞]上是增函數(shù),在區(qū)間(-∞,-2)上是減函數(shù),則f(1)等于()
A.-7B.1C.17D.25
3.函數(shù)f(x)在區(qū)間(-2,3)上是增函數(shù),則y=f(x+5)的遞增區(qū)間是()
A.(3,8)B.(-7,-2)C.(-2,3)D.(0,5)
4.函數(shù)f(x)=
A.(0,1
2ax1x2在區(qū)間(-2,+∞)上單調(diào)遞增,則實數(shù)a的取值范圍是()12)B.(,+∞)C.(-2,+∞)D.(-∞,-1)∪(1,+∞)
5.函數(shù)f(x)在區(qū)間[a,b]上單調(diào),且f(a)f(b)<0,則方程f(x)=0在區(qū)間[a,b])
A.至少有一實根B.至多有一實根
C.沒有實根D.必有唯一的實根
6.若f(x)x2pxq滿足f(1)f(2)0,則f(1)的值是()
A5B5C6D6
7.若集合A{x|1x2},B{x|xa},且AB,則實數(shù)a的集合()
A{a|a2}B{a|a1}C{a|a1}D{a|1a2}
8.已知定義域為R的函數(shù)f(x)在區(qū)間(-∞,5)上單調(diào)遞減,對任意實數(shù)t,都有f(5+t)=f(5-t),那么下列式子一定成立的是()
A.f(-1)<f(9)<f(13)B.f(13)<f(9)<f(-1)
C.f(9)<f(-1)<f(13)D.f(13)<f(-1)<f(9)
9.函數(shù)f(x)|x|和g(x)x(2x)的遞增區(qū)間依次是()
A.(,0],(,1]
C.[0,),(,1]B.(,0],[1,)D[0,),[1,)
10.若函數(shù)fxx22a1x2在區(qū)間,4上是減函數(shù),則實數(shù)a的取值范圍()
5A.a(chǎn)≤3B.a(chǎn)≥-3C.a(chǎn)≤5D.a(chǎn)≥3
11.函數(shù)yx24xc,則()
Af(1)cf(2)Bf(1)cf(2)
Ccf(1)f(2)Dcf(2)f(1)
12.已知定義在R上的偶函數(shù)f(x)滿足f(x4)f(x),且在區(qū)間[0,4]上是減函數(shù)則
()
A.f(10)f(13)f(15)B.f(13)f(10)f(15)
C.f(15)f(10)f(13)D.f(15)f(13)f(10)
.二、填空題:
13.函數(shù)y=(x-1)的減區(qū)間是____.
14.函數(shù)f(x)=2x2-mx+3,當x∈-2,+時是增函數(shù),當x∈-,-2時是減函
數(shù),則f(1)=。
15.若函數(shù)f(x)(k2)x2(k1)x3是偶函數(shù),則f(x)的遞減區(qū)間是_____________.
16.函數(shù)f(x)=ax2+4(a+1)x-3在[2,+∞]上遞減,則a的取值范圍是__.-2
三、解答題:(解答應寫出文字說明,證明過程或演算步驟.)
17.證明函數(shù)f(x)=
62-x在(-2,+)上是增函數(shù)。x+2
18.證明函數(shù)f(x)=
3x1在[3,5]上單調(diào)遞減,并求函數(shù)在[3,5]的最大值和最小值。
7
19.已知函數(shù)f(x)x1
x2,x3,5,
⑴判斷函數(shù)f(x)的單調(diào)性,并證明;⑵求函數(shù)f(x)的最大值和最小值.
20.已知函數(shù)f(x)是定義域在R上的偶函數(shù),且在區(qū)間(,0)上單調(diào)遞減,求滿足
f(x2x3)f(x4x5)的x的集合.22
8
必修1函數(shù)測試題
一、選擇題:(本題共12小題,每小題5分,共60分,在每小題給出的四個選項中,只有一項是符合題目要求的)
1.
函數(shù)y
A(()1313131,)B[,]C(,][,)D(,0)(0,)2424242
2.下列各組函數(shù)表示同一函數(shù)的是()
A
.f(x)
C
.f(x)2,g(x)B.f(x)1,g(x)x0x1
x12,g(x)D.f(x)x1,g(x)2
3.函數(shù)f(x)x1,x1,1,2的值域是()
A0,2,3B0y3C{0,2,3}D[0,3]
x5f(x)4.已知f(x2)(x6)(x6),則f(3)為()
A2B3C4D5
25.二次函數(shù)yaxbxc中,ac0,則函數(shù)的零點個數(shù)是()
A0個B1個C2個D無法確定
6.函數(shù)f(x)x2(a1)x2在區(qū)間,4上是減少的,則實數(shù)a的取值范()2
Aa3Ba3Ca5Da5
7.某學生離家去學校,由于怕遲到,一開始就跑步,等跑累了再步行走完余下的路程,若以縱軸表示離家的距離,橫軸表示離家后的時間,則下列四個圖形中,符合該學生走法的是()
9
8.
)
ABD
9.已知函數(shù)yf(x1)定義域是[2,3],則yf(2x1)的定義域是(
A.[0,5
2]B.[1,4]C.[5,5]D.[3,7]
10.函數(shù)f(x)x22(a1)x2在區(qū)間(,4]上遞減,則實數(shù)a的取值范圍是(
A.a(chǎn)3B.a(chǎn)3C.a(chǎn)5D.a(chǎn)3
11.若函數(shù)f(x)(m1)x2(m2)x(m27m12)為偶函數(shù),則m的值是(
A.1B.2C.3D.4
12.函數(shù)y2的值域是(
A.[2,2]B.[1,2]C.[0,2]D.[
二、填空題(共4小題,每題4分,共16分,把答案填在題中橫線上)
13.函數(shù)yex1的定義域為;
14.若logm,log2mn
a2a3n,a15.若函數(shù)f(2x1)x22x,則f(3)
16.函數(shù)yx2ax3(0a2)在[1,1]上的最大值是,最小值是.
三、解答題(共4小題,共44分,解答應寫出文字說明,證明過程或演算步驟)
17.求下列函數(shù)的定義域:
(1)y=+1
x+2(2)y=1
x+3+x+4
(3)y1
-5x-x(4)y=x-1
x-1+(5x-4)0
10))))
18.指出下列函數(shù)的定義域、值域、單調(diào)區(qū)間及在單調(diào)區(qū)間上的單調(diào)性。
xx(1)y=(2)y=x+xx
19.對于二次函數(shù)y4x8x3,
(1)指出圖像的開口方向、對稱軸方程、頂點坐標;
(2)求函數(shù)的最大值或最小值;
(3)分析函數(shù)的單調(diào)性。
1122
20.已知A={x|axa3},B={x|x1,或x6}.(Ⅰ)若AB,求a的取值范圍;(Ⅱ)若ABB,求a的取值范圍.
12
必修1第二章基本初等函數(shù)(1)
一、選擇題:1.(2)4(2)3(
A73
412)3(12)的值()3B8C-24D-8
x42的定義域為()2.函數(shù)y
A(2,)B,2C0,2D1,
3.下列函數(shù)中,在(,)上單調(diào)遞增的是()1
Ay|x|Bylog
4.函數(shù)f(x)log4xxCyx3Dy0.5x與f(x)4的圖象()2x
A關(guān)于x軸對稱B關(guān)于y軸對稱
C關(guān)于原點對稱D關(guān)于直線yx對稱
5.已知alog32,那么log382log36用a表示為()
Aa2B5a2C3a(aa)2D3aa21
6.已知0a1,logamlogan0,則()
A1nmB1mnCmn1Dnm1
7.已知函數(shù)f(x)=2x,則f(1—x)的圖象為()
ABCD
8.有以下四個結(jié)論①lg(lg10)=0②lg(lne)=0③若10=lgx,則x=10④若e=lnx,則
x=e2,其中正確的是()
A.①③B.②④C.①②D.③④
9.若y=log56·log67·log78·log89·log910,則有()
A.y(0,1)B.y(1,2)C.y(2,3)D.y=1
10.已知f(x)=|lgx|,則f(
A.f(2)>f()>f(3114)、f()、f(2)大小關(guān)系為()3114)B.f(14)>f()>f(2)C.f(2)>f(3114)>f()D.f()>f(331114)>f(2)
11.若f(x)是偶函數(shù),它在0,上是減函數(shù),且f(lgx)>f(1),則x的取值范圍是()13
A.(1
10,1)B.(0,1
10)(1,)C.(1
10,10)D.(0,1)(10,)
12.若a、b是任意實數(shù),且a>b,則()
11A.a>bB.<1C.lgab>0D.<b2222aab
二、填空題:
13.當x[-1,1]時,函數(shù)f(x)=3-2的值域為
2x(x3),14.已知函數(shù)f(x)則f(log
f(x1)(x3),x23)_________.
15.已知yloga(2ax)在[0,1]上是減函數(shù),則a的取值范圍是_________
16.若定義域為R的偶函數(shù)f(x)在[0,+∞)上是增函數(shù),且f(
f(log4x)>0的解集是______________.12)=0,則不等式
三、解答題:
17.已知函數(shù)y2
(1)作出其圖象;
(2)由圖象指出單調(diào)區(qū)間;
(3)由圖象指出當x取何值時函數(shù)有最小值,最小值為多少?
14x
18.已知f(x)=loga1x1x(a>0,且a≠1)
(1)求f(x)的定義域
(2)求使f(x)>0的x的取值范圍.
19.已知函數(shù)f(x)loga(x1)(a0,a1)在區(qū)間[1,7]上的最大值比最小值大,求a的21
值。
15
20.已知f(x)9x23x4,x1,2
(1)設t3x,x1,2,求t的最大值與最小值;
(2)求f(x)的最大值與最小值;
16
必修1第二章基本初等函數(shù)(2)
一、選擇題:
1、函數(shù)y=log2x+3(x≥1)的值域是()
A.2,B.(3,+∞)C.3,D.(-∞,+∞)
2、已知f(10x)x,則f100=()
A、100B、10100C、lg10D、2
3、已知alog32,那么log382log36用a表示是()
A、5a2B、a2C、3a(1a)2D、3aa21
4.已知函數(shù)fx在區(qū)間[1,3]上連續(xù)不斷,且f1f2f30,則下列說法正確的是()
A.函數(shù)fx在區(qū)間[1,2]或者[2,3]上有一個零點
B.函數(shù)fx在區(qū)間[1,2]、[2,3]上各有一個零點
C.函數(shù)fx在區(qū)間[1,3]上最多有兩個零點
D.函數(shù)fx在區(qū)間[1,3]上有可能有2006個零點
x5.設fx33x8,用二分法求方程33x80在x1,3x
中取區(qū)間中點x02,那么下一個有根區(qū)間為()
A.(1,2)B.(2,3)C.(1,2)或(2,3)D.不能確定
6.函數(shù)yloga(x2)1的圖象過定點()
A.(1,2)B.(2,1)C.(-2,1)D.(-1,1)
7.設x0,且axbx1,a,b0,則a、b的大小關(guān)系是()
A.b<a<1B.a<b<1C.1<b<aD.1<a<b
8.下列函數(shù)中,值域為(0,+∞)的函數(shù)是()
1
A.y2x1B.y21x
C.y1
D.y17
9.方程x33x1的三根x1,x2,x3,其中x1<x2<x3,則x2所在的區(qū)間為()
A.(2,1)B.(0,1)C.(1,3
2)D.(3
2,2)
)10.值域是(0,+∞)的函數(shù)是(
1
A、y52x1B、y31xC
、yD
11.函數(shù)y=|lg(x-1)|的圖象是()
C
12.函數(shù)f(x)|log1x|的單調(diào)遞增區(qū)間是(
2
A、(0,1
2]B、(0,1]C、(0,+∞)D、[1,)
二、填空題:
13.計算:(11
2)4(2)3(1)01
2
49=.
14.已知冪函數(shù)的圖像經(jīng)過點(2,32)則它的解析式是15.函數(shù)f(x)1
log2(x2)的定義域是.
16.函數(shù)ylog1(x22x)的單調(diào)遞減區(qū)間是_______________.
2
三、解答題
17.求下列函數(shù)的定義域:
(1)f(x)1
log(2)f(x)log3x2
2x1
2(x1)3
18)
18.已知函數(shù)f(x)lg1x
1x,(1)求f(x)的定義域;
(2)使f(x)0的x的取值范圍.
19
19.求函數(shù)y=3x
22x3的定義域、值域和單調(diào)區(qū)間.
20.若0≤x≤2,求函數(shù)y=4
x12325的最大值和最小值x20
必修1高一數(shù)學基礎知識試題選
第Ⅰ卷(選擇題,共60分)
一、選擇題:(每小題5分,共60分,請將所選答案填在括號()
(A)3個(B)4個(C)5個(D)6個
2.已知S={x|x=2n,n∈Z},T={x|x=4k±1,k∈Z},則()
(A)ST(B)TS(C)S≠T(D)S=T
3.已知集合P=y|yx22,xR,Q=y|yx2,xR,那么PQ等()
(A)(0,2),(1,1)(B){(0,2),(1,1)}(C){1,2}(D)y|y2
4.不等式ax2ax40的解集為R,則a的取值范圍是()
(A)16a0(B)a16(C)16a0(D)a0
x5(x6)5.已知f(x)=,則f(3)的值為()f(x4)(x6)
(A)2(B)5(C)4(D)3
6.函數(shù)yx24x3,x[0,3]的值域為()
(A)[0,3](B)[-1,0](C)[-1,3](D)[0,2]
7.函數(shù)y=(2k+1)x+b在(-∞,+∞)上是減函數(shù),則()(A)k>1
2121212(B)k<
2(C)k>(D).k<8.若函數(shù)f(x)=x+2(a-1)x+2在區(qū)間(,4])
(A)a≤-3(B)a≥-3(C)a≤5(D)a≥3
9.函數(shù)y(2a3a2)a是指數(shù)函數(shù),則a的取值范圍是()
(A)a0,a1(B)a1(C)a10.已知函數(shù)f(x)4ax1122x(D)a1或a12的圖象恒過定點p,則點p的坐標是()
(A)(1,5)(B)(1,4)(C)(0,4)(D)(4,0)21
11.
函數(shù)y()
(A)[1,+](B)(,1](D)(,1],)(C)[333
12.設a,b,c都是正數(shù),且3a4b6c,則下列正確的是()
(A)1c
1
a
1b2
(B)C2
a
1b1
(C)C2
a
2b(D)2c1
a
2b
第Ⅱ卷(非選擇題,共60分)
二、填空題:(每小題4分,共16分,答案填在橫線上)
13.已知(x,y)在映射f下的象是(x-y,x+y),則(3,5)在f下的象是,原象是。14.已知函數(shù)f(x)的定義域為[0,1],則f(x2)的定義域為15.若loga2<1,則a的取值范圍是3
2
16.函數(shù)f(x)=log(x-x)的單調(diào)遞增區(qū)間是
2
三、解答題:(本大題共44分,17—18題每題10分,19--20題12分)
17.對于函數(shù)fxaxbxb1(a0).
2
(Ⅰ)當a1,b2時,求函數(shù)f(x)的零點;
(Ⅱ)若對任意實數(shù)b,函數(shù)f(x)恒有兩個相異的零點,求實數(shù)a的取值范圍.
22
18.
求函數(shù)y
19.已知函數(shù)f(x)是定義域在R上的奇函數(shù),且在區(qū)間(,0)上單調(diào)遞減,
求滿足f(x+2x-3)>f(-x-4x+5)的x的集合.
22
23
20.已知集合A{x|x23x20},B{x|x22(a1)x(a25)0},
(1)若AB{2},求實數(shù)a的值;
(2)若ABA,求實數(shù)a的取值范圍;
24
必修4第一章三角函數(shù)(1)
一、選擇題:
1.已知A={第一象限角},B={銳角},C={小于90°的角},那么A、B、C關(guān)系是()
A.B=A∩C
2
B.B∪C=CC.ACD.A=B=C
2
sin120等于()
32
32
32
12
A
B
3.已知
sin2cos3sin5cos
5,那么tan的值為()
2316
A.-2B.2C.D.-
2316
4.下列函數(shù)中,最小正周期為π的偶函數(shù)是()A.y=sin2xB.y=cos
x2
C.sin2x+cos2xD.y=
1tan1tan
22
xx
5若角6000的終邊上有一點4,a,則a的值是()
A434343
3
6.要得到函數(shù)y=cos(A.向左平移C.向左平移
2
x2
4
)的圖象,只需將y=sin
2
x2
的圖象()
個單位B.同右平移個單位D.向右平移
個單位個單位
4
4
7.若函數(shù)y=f(x)的圖象上每一點的縱坐標保持不變,橫坐標伸長到原來的2倍,再將整
1
個圖象沿x軸向左平移個單位,沿y軸向下平移1個單位,得到函數(shù)y=sinx的
2
2
y=f(x)是()
11
A.y=sin(2x)1B.y=sin(2x)1
2222
C.y=
12
sin(2x
4
)
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