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【简答题】
Fill in each blank with the proper form of the word given in the brackets. 1.If you intend (visit) the National Garden ,please contact me soon. 2.When I found Linda, she( play) table tennis with her friend Jean. 3.The (manage) of a company is a very important part of the working process to its development. 4. Although John was not experienced in business, he did it with (confident) . 5.John went to town yesterday and had his computer(repair) there. 6.The noise was so loud that it could(hear) from far away . 7.I’m (real) sorry for the mistake our office worker made in the business last month. 8.There was a stranger( stand) at the door. 9.I don’t mind (have) a dog in the house so long as it’s clean and it doesn’t smell. 10.Your idea are very interesting, but we need some (practice) Advice for getting out of the trouble.
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【多选题】下列关于待发列车后部存放机车、车辆及重型轨道车的处理办法中正确的是（ ）。
A.
需在待发列车后部存放机车、车辆及重型轨道车时（包括在列车尾部摘下的车辆），应距列车10m及以上。
B.
发车进路准备妥当后，在列车后部的机车、车辆或重型轨道车，除顺向牵出外禁止移动。
C.
车站值班员（或助理值班员）须使用列车无线调度通信设备通知待发列车司机不得后退。
D.
需在同一线路上停放两列待发列车时，站段须制订安全措施。
【单选题】数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Name(姓名Varchar(20)),Job(职位Varchar(10)),HirDate(雇佣日期,Date)。要求查询雇员的职位有哪几种?
A.
Select Distinct Job From emp
B.
Select Job From emp
C.
Select *， Job From emp
D.
Select Distinct * From emp
【单选题】数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float)。查询出受雇于1981年的雇员信息。
A.
Select * From Emp Where HirDate>='1981-1-1' And HirDate <='1981-12-31'< /div>
B.
Select * From Emp Where HirDate>'1981-1-1' And HirDate
C.
Select * From Emp Where HirDate>='1981-1-1' OR HirDate <='1981-12-31'< /div>
D.
Select * From Emp Where HirDate>='1981-1-1' NOT HirDate <='1981-12-31'< /div>
【单选题】数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float)。查询姓名长度为10的雇员信息
A.
Select * From Emp Where Len(Name)=10
B.
Select * From Emp Where Length(Name)=5
C.
Select * From Emp Where count(Name)=10
D.
Select * From Emp Where sum(Name)=10
【单选题】数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float)。查询出职位为“办事员”的雇员信息
A.
Select * From Emp Where Job="办事员"
B.
Select * From Emp Where Job=='办事员'
C.
Select * From Emp Where Job='办事员'
D.
Select * From Emp Where Job!='办事员'
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【单选题】数据库中有一张表名为Emp,包含有如下列:EmpNO(雇员编号,Varchar(20),Pk),Job(职位Varchar(10)),HirDate(雇佣日期,Date),Sal(月薪,Float)。查询出受雇于1981年的雇员信息。
A.
Select * From Emp Where HirDate>='1981-1-1' And HirDate <='1981-12-31'< /div>
B.
Select * From Emp Where HirDate>'1981-1-1' And HirDate
C.
Select * From Emp Where HirDate>='1981-1-1' OR HirDate <='1981-12-31'< /div>
D.
Select * From Emp Where HirDate>='1981-1-1' NOT HirDate <='1981-12-31'< /div>