骨盐主要是指沉积于骨中的

A、氯化钙
B、草酸钙
C、碳酸氢盐
D、柠檬酸钙
E、羟磷灰石
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正确答案:

E

答案解析:

暂无解析

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Passage4

Questions 16to 20arebasedonthefollowingpassage:

Morethan30,000driversandfrontseatpassengersarekilledorseriouslyinjuredeachyear.Atthespeedofonly30milesperhouritisthesameasfallingfromathird-floorwindows.Wearingaseatbeltsaveslives;itreducesyourchanceofdeathorseriousinjurybymorethanhalf.

Thereforedriversorfrontseatpassengersover14inmostvehiclesmustwearaseatbelt.Ifyoudonot,youcouldbefinedupto£50.itwillnotbeuptothedriverstomakesureyouwearyourbelt.Butitwillbethedriver’sresponsibilitytomakesurethatchildrenunder14donotrideinthefrontunlesstheyarewearingaseatbeltofsomekind.

However,youdonothavetowearaseatbeltifyoureversingyourvehicle;oryouaremakingalocaldeliveryorcollectionusingaspecialvehicle;orifyouhaveavalidmedicalcertificatewhichexcusesyoufromwearingit.Makesurethesecircumstancesapplytoyoubeforeyoudecidenottowearyouseatbelt.(76)Rememberyoumaybetakentocourtfornotdoingso,andyoumaybefinedifyoucannotprovetothecourtthatyouhavebeenexcusedfromwearingit.

1.Thistextistakenfrom________.

A)amedicalmagazineB)apolicereport

C)alegaldocumentD)agovernmentinformationbooklet

2.Wearingaseatbeltinavehicle________.

A)reducesroadaccidentsbymorethanhalf

B)savesliveswhiledrivingataspeedupto30milesperhour

C)reducesthedeathrateintrafficaccidentsD)savesmorethan15,000liveseachyear

3.Itisthedriver’sresponsibilityto________.

A)makethefrontseatpassengerwearaseatbelt

B)makethefrontseatchildrenunder14wearaseatbelt

C)stopchildrenridinginthefrontseatD)wearaseatbelteachtimehedrives

4.Accordingtothetext,whichofthefollowingpeopleridinginthefrontdosnothavetowearaseatbelt?

A)Someonewhoisbackingintoaparkingspace.

B)Someonewhoispickingupthechildrenfromthelocalschool.

C)Someonewhoisdeliveringinvitationletters.

D)Someonewhoisunder14.

5.Forsomepeople,itmaybebetter________.

A)towearaseatbeltforhealthreasons

B)nottowearaseatbeltforhealthreasons

C)togetvalidmedicalcertificatebeforewearingaseatbelt

D)topayafineratherthanwearaseatbelt

SectionB

Directions:Therearetenblanksinthefollowingletter.YouarerequiredtochoosethebestonefromthegivenfourchoicesmarkedA,B,C,andD.Thenwritedownthecorrectanswerinthebrackets.Thissectiontotals10points,onepointforeachblank.

DearMr.Bush

Thankyouforyour1ofJanuary5forourBeautyBrandBlouses.

Wearenowexporting2ofvariousbrands,amongwhichBeautyBrandisthemostfamous.Theyareingreat3abroadandourstocksarerunning4quickly.Theyarepopularnotonlyfortheirnoveldesign,butalsoforthereasonableprices.Weareconfidentthatonceyouhavetriedourblouses,youwillplacerepeatorderswithus5largequantities.

Asyourequested,wearenow6asfollows:

Price:US$600perdozenCIFNewYork

TermsofPayment:BysightL/Ctobeopenedthroughabanktobe7bytheSellers.

Shipment:InMarch2007.

Pleasenotethatwedonotallowanycommission8ourblouses,butadiscountof5%maybe9ifthequantityismorethan1,000dozen.

Theaboveofferismadewithout10andissubjecttoourfinalconfirmation.

Wehopethatyouwillplaceanorderwithusatanearlydate.

Sincerelyyours

()1.A.requestB.enquiryC.acquisitionD.requirement

()2.A.blousesB.womanblousesC.womanshirtsD.ladyshirts

()3.A.needB.wantC.requireD.demand

()4.A.upB.offC.downD.away

()5.A.atB.forC.inD.with

()6.A.orderingB.offeringC.placingD.advising

()7.A.agreedB.approvedC.acceptableD.covered

()8.A.onB.inC.ofD.at

()9.A.providedB.suppliedC.furnishedD.granted

()10.A.promiseB.dutyC.engagementD.onus

Hepaidtheboy$10forwashingtenwindows,mostof____hadn'tbeencleanedforatleastayear.

A、these
B、those
C、that
D、which

.Look,theyareclimbingupamountain,____(在它顶上屹立着一座古老庙宇)。

Theoldmanlivesinavillage_______,butheneverfeels________.

A、alone;alone
B、lonely;alone
C、lonely;lonely
D、alone;lonely
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