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【单选题】
甲建设单位与乙施工单位签订了施工总承包合同,乙施工单位将其中的一部分工程分包给丙施工单位。在丙负责的施工现场由于升降机失控,造成 5 人死亡事故。负责将该事故向有关政府部门上报的单位是( )A.
甲建设单位
B.
乙施工单位
C.
丙施工单位
D.
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举一反三
【单选题】A new technique_________, the yields as a whole increased by 20 percent.
A.
working out
B.
having worked out
C.
having been worked out
D.
to have been worked out
【单选题】_______ , the girl worked in a hurry.
A.
Having swept the room
B.
Another room swept
C.
Having another room to sweep
D.
Having another room to be swept
【单选题】People appreciate _____ with him because he has a good sense of humor. A. working B. to work C. to have worked D. having worked
A.
working
B.
to work
C.
to have worked
D.
having worked
【单选题】1 spent half an hour _________ this difficult math problem.
A.
having worked on
B.
to work on
C.
on work
D.
working on
【单选题】________ in the company for three years, Mark has become experienced in business negotiations. A) Having worked B) Have been working C) Have worked D) Worked
A.
Having worked
B.
Have been working
C.
Have worked
D.
Worked
【单选题】all day, I went to bed early.
A.
Working hard
B.
Worked hard
C.
Having worked hard
D.
To work hard
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