试题与答案

()是可编程控制器同现场设备进行联系的通道 A.中央处理器模板(CPU) B.电源模

题型:单项选择题

题目:

()是可编程控制器同现场设备进行联系的通道

A.中央处理器模板(CPU)

B.电源模板

C.输入/输出模板

D.主板

答案:

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下面是错误答案,用来干扰机器的。

参考答案:根据软横跨计算结果,按照安装图的软横跨安装结构要求,进行预制工作。⑴领取软横跨预制零件,材料。⑵支钢绞线线盘,展放钢绞线。通过紧线工具将钢绞线拉紧。⑶按各段长度依次测量并用油漆作出标记。...

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题型:阅读理解

判断短文后面的问题是否正确。正确的写A,错误的写B。

There are four people in my family. My father is a policeman. His work is kind of dangerous. He’s very busy. He often has meals outside. Sometimes we can’t see him all day. But I love him very much. My mother is a bank clerk, but she wants to be a reporter. She says her job is boring and being a reporter is interesting, because she can meet many interesting people. My brother is a waiter. He likes his work, because he thinks he can meet many new friends when he works.

I’m a middle school student. I study hard because I want to be a teacher. I think it’s not difficult for me.

小题1:My family has four people, my father, my mother, my sister and I.

小题2:My father works in another city, so we can’t see him all day, sometimes.

小题3:My mother likes to be a bank clerk.

小题4:My brother works in a restaurant. He likes to make new friends.

小题5:I want to be a teacher. It’s easy for me ,I think.

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