英语单选
15.Theelevator_________slowlytothegroundfloor.
A.removedB.reducedC.descendedD.decreased
16.HewassavingasmoneyaspossibleinordertorepayJennieeventually.
A.muchB.fewC.manyD.little
17.Retiredemployeesmakeupthe__________oftheclub.
A.middleB.nucleusC.midstD.nuclear
18.Anewsupermarkethasgrown_________inthislivingarea.
A.downB.offC.upD.out
19.You___________tofinishyourreadingbynow.
A.aresupposedB.supposedC.hassupposedD.weresupposed
20.Theroomwassmallandcontainedfarfurniture.
A.toosufficientB.tooenoughC.toomanyD.toomuch
21.Apeople’sgovernmentisresponsiblethepeople.
A.atB.toC.forD.with
22.Ahelicopterisableto________offandlandstraightupordown.
A.takeB.makeC.carryD.bring
23.Thegateistheonly_________totheschool.
A.trackB.roadC.wayD.path
24.Theyarewilling________mistakesandtryagain.
A.tomakingB.tomakeC.makingD.formaking
25.Traditionally,thefatherofanuclearfamilyearnedmoneyforthefamily________themothercaredforthehouseandthechildren.
A.whereB.whileC.whatD.that
26.Notonlyuslight,butitgivesusheat.
A.thesungivesB.thesundoesgive
C.givesthesunD.doesthesungive
27.Thetroublewithowningaforeigncaristhatsparearesoexpensive.
A.piecesB.articlesC.partsD.times
28.Thisbookgivesabriefofthehistoryoftheuniversity.
A.outlookB.referenceC.researchD.outline
29.Iyouwiththefunds.Whydidn’tyouaskme?
A.shouldprovideB.hadprovidedC.couldprovideD.couldhaveprovided
30.Atigercan’tbetamedunlessveryyoung.
A.itsbeingcaughtB.iscaughtC.caughtD.beingcaught
![（1）化简后再求值：x+2（3y2-2x）-4（2x-y2），其中|x-2|+（y+1）2=0（2）若关于x，y的单项式cx2a+2y2与0.4xy3b+4的和为零，求−12a2b+[abc−(3abc−12a2b)]+3abc的值．](/UploadFile/wdimg/2071/1410613338/175/3343370191.jpg)
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