司机离机前，必须切断（），确认起重机处于（）状态后，方可离开_爱下问搜题

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问题填空题

司机离机前，必须切断（），确认起重机处于（）状态后，方可离开工作岗位。

答案

参考答案：主电源开关；安全

完形填空

完型填空（共20小题，每小题1.5分, 满分30分）
A farmer went to town to sell his vegetable. But it was snowing that afternoon, and there_21_ few people in the street. So when his vegetable was sold out, it was dark. _22_ his way home, he saw a man _23_ in the snow. He put his basket _24_ and was going to _25 the man to get up. At that time he found 26 was a dead man _27_ that there was _28 blood on the ground. He was _29_ frightened that he ran away _30 , _31_ his basket away.
The next _32_ the farmer was sent to the police station. After showing him the basket, an officer asked, “Is this yours?” “Yes,sir.” the farmer answered_33_.
“When did you see the dead man?”
“At about seven yesterday evening.”
“Did you see who _34 him?” the officer brought out a knife and asked, “Have you seen it yet?” “No, sir.”
The officer became angry and told the policeman _35_ him up and _36_ him in prison.
That afternoon the officer went on 37_ the farmer._38 the knife, the officer asked him again, “Now, listen to me! Did you see it yet?” “Yes,sir.”
“Well,” the officer became _39_ and asked, “but when and where?”
“I saw it _40 this morning, sir.”

A．in the snow

B．on his shoulder

C．on his back

D．on the ground

C．quite a few

A．without taking

B．To point to

D．Pointing to

C．angry again

A．in my basket

C．near my basket

D．in the snow

单项选择题

柔性版印刷的印版都是印刷部分（）的印版。

A.凹下

B.凸起

C.平行

D.分离