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（）。

15.哪一种挖土机适合开挖停机面1.5m以下的土方：（）

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_________.

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.23.Thelinemanagerisresponsiblefor____________.

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.24.Ifemployeesworkonpublicholidays,usuallytheywillget_________.

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.25.Whentheyneedoverallsfortheirjob,employeesshouldinformtheSuppliesDepartmentof_________.

15．利息备付率属于动态评价指标。（）

15.在UML提供的图中，（）用于描述一个类对象在不同例间状态的迁移。

下列关于交换机的介绍正确的是（）

15.小刚想发送--封加密电子邮件给小雪。为了只让小雪看到这封信，他要用()来加密。

15.分层浇注大体积混凝土时，第二层混凝土要在第一层混凝土（）浇注完毕。