C51编程与标准C语言的语法完全相同。()

在预算线上的各种商品的组合，其开支金额是相等的。

8.单因素敏感性分析中，设甲、乙、丙、丁四个因素分别发生5%、10%、15%、15%的变化，使评价指标相应地分别产生10%、15%、20%、25%的变化，则敏感因素是（)

6.晶闸管触发电路与主电路的同步，主要是通过同步变压器的不同结线方式来实现的。（）

若某组砼试件的抗压强度中有两个测值与中值的差均超过中值的15％时，则该组砼强度不合格。

51单片机的P0端口做地址/数据复用端使用时，可以不外接上拉电阻

一、选择题（备选答案中只有一个答案是正确的，请把你认为正确答案填入相应的答题框内，共15小题，每小题2分，共30分）1.当发生工程质量问题时，监理工程师首先应做的工作是（）。

15.某工程基础底板的设计厚度为lm，承包商根据以往的施工经验，认为设计有问题，未报监理工程师，即按1.3m施工。多完成的工程量在计量时监理工程师（）。

1.“零线”有何特性：（）

15.哪一种挖土机适合开挖停机面1.5m以下的土方：（）

10、当直线或平面垂直于投影面时，直线的投影积聚成点，平面的投影积聚成一直线，这种投影特性称为积聚性。

3、当直线或平面垂直于投影面时，直线的投影积聚成点，平面的投影积聚成一直线，这种投影特性称为积聚性。

15.—doesittakeyoutogettoschool?—Aboutfifteenminutes.

PassageBTermsandConditionsofEmploymentThesetermsandconditionsshouldbereadbeforeyousignyourcontract.Salary：Yourstartingsalaryis：$15，000.Thisisre-examinedyearly.Hours：workareeighthoursaday，MondaythroughFriday.YouwillstartworkonFeb.21,2008.Onthefirstmorning,reporttoyourlinemanagerJohnKnight.Healthandsafety：Pleasereadthesafetyregulationsattached.Ifyouhaveanyquestions,contactthehealthandsafetyofficer,whosenameisatthetopoftheregulationsheet.Ifyouhavehealthproblems,pleaseinformtheSeniorNurse,ChrisThomas.Ifyoucannotworkbecauseofillness,pleasetelephonethefactory.Annualleave：Duringyourfirstyearofemploymentyoualeallowedtwentydays'leave.Thisshouldbearrangedwithyourlinemanager.Overtime(加班)：Ifyouworkmorethanfortyhoursaweek,youwillbepaidatthecurrentovertimerate.Yourlinemanagerwillkeeparecordoftheovertimeyouwork.Ifyouworkonpublicholidays,youwillgetextramoney.Ifyouprefer,timecanbetakeninsteadofextrapayforpublicholidaysandovertime.Clothing：TheSuppliesDepartmentprovidesoveralls(工作服).InformSuppliesofyoursizetwodaysbeforeyouneedthem.YoucanalsoorderanyotherequipmentyouneedforyourjobfromSupplies.21.Accordingtothecontract,thesalaryoftheemployee_________.

PassageBTermsandConditionsofEmploymentThesetermsandconditionsshouldbereadbeforeyousignyourcontract.Salary：Yourstartingsalaryis：$15，000.Thisisre-examinedyearly.Hours：workareeighthoursaday，MondaythroughFriday.YouwillstartworkonFeb.21,2008.Onthefirstmorning,reporttoyourlinemanagerJohnKnight.Healthandsafety：Pleasereadthesafetyregulationsattached.Ifyouhaveanyquestions,contactthehealthandsafetyofficer,whosenameisatthetopoftheregulationsheet.Ifyouhavehealthproblems,pleaseinformtheSeniorNurse,ChrisThomas.Ifyoucannotworkbecauseofillness,pleasetelephonethefactory.Annualleave：Duringyourfirstyearofemploymentyoualeallowedtwentydays'leave.Thisshouldbearrangedwithyourlinemanager.Overtime(加班)：Ifyouworkmorethanfortyhoursaweek,youwillbepaidatthecurrentovertimerate.Yourlinemanagerwillkeeparecordoftheovertimeyouwork.Ifyouworkonpublicholidays,youwillgetextramoney.Ifyouprefer,timecanbetakeninsteadofextrapayforpublicholidaysandovertime.Clothing：TheSuppliesDepartmentprovidesoveralls(工作服).InformSuppliesofyoursizetwodaysbeforeyouneedthem.YoucanalsoorderanyotherequipmentyouneedforyourjobfromSupplies.22.Ifemployeeshaveanyhealthproblem,theyshould_________.