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【简答题】
A very new, young officer was at a station. He was on his way to visit his mother in another town, and he wanted to telephone her to tell her the time of this train , so that she could meet him at the station in her car . He look in all his pockets, but round that he did not have the right money for the telephone, so he went outside and looked around for someone to help him. At last an old soldier came by, and the young officer stopped him and said, “ Have you got change for ten pence (便士) ? ” “ Wait a moment, ” the old soldier answered. He began to put his hand in his pock- et, “ I'll see whether I can help you. ” “ Don't you know how to speak to an officer? ” the young man said angrily. “ Now let's start again. Have you got change for ten pence? ” “ No, sir, ” the old soldier answered quickly.
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【判断题】客运经营者建立主要技术经济定额指标的目的,主要是降低消耗,减少成本,创造更大的效益。
A.
正确
B.
错误
【简答题】在MCS-51系列单片机的4个并行输入/输出端口中,常常用于第二功能的是( )口。
【单选题】近交系遗传的稳定性归因于
A.
基因的纯合性
B.
遗传的同源性
C.
表型的一致性
D.
遗传组成的个体性
【简答题】在51单片机的4个并行输入/输出端口中,常用于第二功能的是()口。
【单选题】接种脊髓灰质炎三价混合疫苗,下列哪项是不正确的()
A.
接种对象是2个月以上的正常小儿
B.
B. 基础免疫需服用3次,每次间隔一个月
C.
用热水将糖丸融化后服用
D.
4岁时加强免疫一次
E.
接种后无特殊反应,有时可有低热或轻度腹泻
【单选题】在51单片机的并行输入/输出端口中,常用于第二功能的是( )。 P0口
A.
P0口
B.
P1口
C.
P2口
D.
P3口
【多选题】下列选项中,属于服务的特征的是?
A.
与所有权转移无关
B.
供需双方不可分离
C.
无形无质
D.
不可存储
E.
服务差异性
【单选题】应用C、java等高级程序设计语言编写的程序称为
A.
源程序
B.
应用程序
C.
用户程序
D.
执行程序
【单选题】接种脊髓灰质炎三价混合疫苗,下列哪项是不正确的()
A.
4岁时加强免疫一次
B.
用热水将糖丸融化后服用
C.
接种对象是2个月以上的正常小儿
D.
基础免疫需服用3次,每次间隔1个月
E.
接种后无特殊反应,有时可有低热或轻度腹泻
【单选题】接种脊髓灰质炎三价混合疫苗,下列哪一项是不正确的
A.
接种对象是2个月以上的正常儿童
B.
基础免疫需服用3次,每次间隔1个月
C.
用热水将糖丸融化后服用
D.
4岁时加强免疫1次
E.
接种后,有时可有低热或轻度腹泻
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