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铝及铝合金工件的厚度超过5~10mm时,焊前预热温度为( )。

A、100~300℃左右
B、300~350℃左右
C、350~450℃左右
D、700~800℃左右
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正确答案:

A

答案解析:

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PartIVTranslation

Thecaptainrealizedthatthementriedtodeceivehimsohemadethemworkveryhardfortherestofthevoyage.(PassageOne)

Directions:

Inthissection,youwillheartwopassages.Attheendofeachpassage,youwillhearsomequestions.Boththepassageandthequestionsmwillbespokenonlyonce.Afteryouhearaquestion,youmustchoosethebestanswerfromthefourchoicesmarkedA,B,CandD.ThenmarkthecorrespondingletterontheAnswerSheetwithasinglelinethroughthecentre.PassageOneQuestions9to12arebasedonthepassageyouhavejustheard.

9、A.Sheescapedunhurt.

B.Shewitnessedtheshooting.

C.Shewasshottodeath.

D.Shewas15yearsold.

10、A.5.B.7.C.11.D.12.

11、A.Spear'sdigitalcamera.

B.Onesuspect'sgun.

C.Thequeen'svideo.

D.Berry'spurse.

12、A.Civiliansshouldkeepawayfromthebusinesszone.

B.Everybodyshouldthinkabouthowtofightagainstcrimes.

C.Governmentshouldscheduletonegotiatewithterrorists.

D.Peopleshouldemigratebecauseofdomestichighcrimerate.PassageTwo

Questions13to15arebasedonthepassageyouhavejustheard.

13、A.Increasingsalaries.

B.Surgingenergyproduction.

C.Boominghousingmarket.

D.Risinginterestrates.

14、A.Increasinginterestrate.

B.Decreasingfinancialproducts.

C.Buyingsubstantialsecurities.

D.Expandingfinancialbusiness.

15、A.Frackingcaninfluencetheburningoffossilfuels.

B.Theuseoffrackingwilldoharmtoenvironment.

C.Frackingtechnologyisasafepracticeinindustry.

D.Theuseoffrackingisbeneficialtopeople'shealth.

PartVWriting

Directions:Forthispart,youareallowed30minutestowriteacompositiononthetopic:KeepingFit.Youshouldwriteatleast100—120wordsandyoushouldbaseyourcompositionontheoutline(giveninChinese)below:

1、保持健康的重要性;

2、保持健康的有效途径;

3、我的做法。

Hetoldthestoryinsuchminutedetail________________(简直就像他亲眼看见一样).

Passage3

Questions11to15arebasedonthefollowingpassage:

TheideaofaspecialdaytohonormotherswasfirstputforwardinAmericain1907.twoyearslaterawoman,Mrs.JohnBruceDodd,inthestateofWashingtonproposedasimilardaytohonortheheadofthefamily—thefather.Hermotherdiedwhenshewasveryyoung,andherfatherbroughtherup.Shelovedherfatherverymuch.

InresponsetoMrs.Dodd’sideathatsameyear—1909,thestategovernorofWashingtonproclaimed(宣布)thethirdSundayinJuneFather’sDay.TheideawasofficiallyapprovedbyPresidentWoodrowWilsonin1916.in1924,PresidentCalvinCoolidgerecommendednationalobservanceoftheoccasion“toestablishmoreintimate(亲密)relationsbetweenfathersandtheirchildren,andtoimpressuponfathersthefullmeasureoftheirobligations.”TheredorwhiteroseisrecognizedastheofficialFather’sDayflower.

Father’sDaytooklongertoestablishonanationalscalethanMother’sDay,butastheideagrainedpopularity,tradesmenandmanufacturersbegantoseethecommercialpossibilities.Theyencouragedsonsanddaughterstohonortheirfatherswithsmallthank-youpresents,suchasatieorpairofsocks,aswellasbysendinggreetingcards.

DuringtheSecondWorldWar,AmericanservicemenstationedinBritainbegantorequestFather’sDaygreetingcardstosendhome.ThisgeneratedaresponsewithBritishcardpublishers.ThoughatfirsttheBritishpublicwasslowtoacceptthisratherartificialday,it’snowwellcelebratedinBritainonthethirdSundayinJuneinmuchthesamewayasinAmerica.

Father’sDayseemstobemuchlessimportantasoccasionthantheMother’sDay.Notmanyofthechildrenoffertheirfatherssomepresents.ButtheAmericanfathersstillthinktheyaremuchbetterfatedthanthefathersofmanyothercountries,whohavenotevenadayfortheirsakeinnameonly.

11.WhendidFather’sDayofficiallybegintohavenationalpopularity?

A.1907B.1909C.1916D.1924

12.WhofirststartedtheideaofholdingtheFather’sDay?

A.Mrs.JohnBruceDoddB.Mrs.JohnBruce’sMother

C.ThegovernmentofWashington.D.Somebusinessmen.

13.WhatflowerwillbepopularonFather’sDay?

A.LilyB.WaterLilyC.RedroseorwhiteroseD.Sunflower.

14.Whichstatementistrue,aaccordingtothispassage?

A.IttookevenlongerforMother’sDaytogainnationalpopularity.

B.ThebusinessmenhelpedtomakeFather’sDaypopular.

C.Father’sDayisonlycelebratedinAmerica.

D.Father’sDayisonlyatrickofthebusinessmentomakemoney.

15.WhatwasthefirstreactionoftheBritishpublishingtowardsFather’sDay?

A.Theythoughthighlyofitandaccepteditatonce.

B.Theyjustaccepteditatoncewithoutanyhesitation.

C.Theyjustthoughtitajoke.

D.Theythoughtitwastooartificialandtookalongtimetoaccept.

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