皮皮学,免费搜题
登录
logo - 刷刷题
搜题
【多选题】
Directions: In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. You may not use any of the words in the bank more than once. (注:请填字母)
A.
begged
B.
turns
C.
placed
D.
order
E.
bite
F.
used
G.
through
H.
without
I.
earned
J.
continually K. politely L. reached M. right N. counted O. steps An old couple walked slowly into McDonald's one cold winter evening. The little old man walked (1) _______ up to the cash register, placed his (2) ________ with no hesitation and then paid for their meal. There was one hamburger, one order of French fries and one drink. After sitting at a table near the back wall, the little old man carefully cut the hamburger in half. He (3)_______ one half in front of his wife. Then he carefully (4) _______ out the French fries, divided them in two piles and placed one pile in front of his wife. As the man began to eat his few bites of hamburger, one young man came over to the old couple ' s table and (5) _______ offered to buy another meal for them. The old man replied that they were used to sharing everything. Then the young man noticed that the little old lady hadn't eaten a (6) _______. She just sat there watching her husband eat and sometimes taking (7) _______ drinking a little. Again the young man came over and (8) _______ them to let him buy them something to eat. This time the old lady explained that they were (9) _______ to sharing everything. “But, ma'am, why aren't you eating? You said you share everything. What is it that you are waiting for?” “The teeth. I can't eat (10) _______ the false teeth that my husband is using,” the lady answered.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】请上传1.4作业,注,单元复习中13-16也要做!
【简答题】PLC的一般编程流程是什么?
【多选题】汽缸采用法兰加热装置的作用是()。
A.
减小运行时螺栓热应力;
B.
有足够的螺栓预紧力;
C.
紧螺栓时省力;
D.
减小汽缸法兰热应力,缩短启动时间。
【单选题】汽缸采用法兰加热装置的作用是( )。
A.
减小运行时螺栓热应力;
B.
缩短启动时间;
C.
紧螺栓时省力;
D.
减小汽缸法兰热应力,。
【单选题】在实际应用的大中型 PLC 控制系统中,急停保 护以及极限超程保护等比较重要的安全保护电路,一般放在 PLC 外部的交流控制电路 中直接切断输出设备,这样做的好处是( ) ,这种保 护称之为( )。
A.
即使在 PLC 发生故障时安全电路仍然能够起作用 “软”保护
B.
即使在 PLC 发生故障时安全电路仍然能够起作用 “硬”保护
C.
省去编程的麻烦 “软”保护
D.
省去编程的麻烦 “硬”保护
【单选题】下列关于MCGS组态软件建立新工程的一般流程正确的是:( )
A.
创建新工程→创建实时数据库→创建新用户窗口→画面编辑→创建新策略→创建MCGS与PLC连接→连接通讯线→下载进入运行环境
B.
创建新工程→创建新策略→创建新用户窗口→画面编辑→创建实时数据库→创建MCGS与PLC连接→连接通讯线→下载进入运行环境
C.
创建新工程→创建新用户窗口→创建实时数据库→画面编辑→创建新策略→创建MCGS与PLC连接→连接通讯线→下载进入运行环境
D.
创建新工程→创建实时数据库→画面编辑→创建新用户窗口→创建新策略→创建MCGS与PLC连接→连接通讯线→下载进入运行环境
【判断题】( )当客户问: 发过来的东西好脏呀? 客服应回答: 脏吗,实在抱歉,最近出货量太大,
A.
正确
B.
错误
【判断题】与失败者握手的含意是表示同情。
A.
正确
B.
错误
【单选题】汽缸采用法兰加热装置的作用是()。
A.
减小运行时螺栓热应力;
B.
有足够的螺栓预紧力;
C.
紧螺栓时省力;
D.
减小汽缸法兰热应力,缩短启动时间。
【单选题】下列描述不正确的是()。
A.
梯形图总是按由上而下的顺序依次地扫描
B.
扫描梯形图按照先左后右、先上后下的顺序
C.
PLC一般能为外部传感器提供24V直流电源
D.
将编程器内编写的程序写入PLC时,PLC必须处于RUN模式
相关题目:
参考解析:
知识点:
题目纠错 0
发布
创建自己的小题库 - 刷刷题