【单选题】一级动火工作的过程中,应每隔()测定一次现场可燃气体、易燃液体的可燃蒸汽含量是否合格,
【单选题】一级动火工作的过程中,应每隔()测定一次现场可燃气体、易燃液体的可燃气体含量是否合格
【单选题】The most important advances made by man come from ______.
A.
technical applications
B.
apparently useless information
D.
the study of philosophy
【单选题】听力原文: Many days seem to bring numerous tasks and responsibilities. All of which apparently must be tackled right away. You spend a day putting out files, but by the end of the day, you haven't accompl...
A.
They often feel insecure about their jobs.
B.
They are unable to decide what to do first.
C.
They are incompetent to fulfill their responsibilities.
D.
They feel burdened with numerous tasks every day.
【单选题】一级动火工作的过程中,应每隔()测定一次现场可燃气体、易燃液体的可燃蒸汽含量是否合格,当发现不合格或异常升高时应立即停止动火,在未查明原因或排除险情前不准动火。
【单选题】听力原文:From his resume, this candidate appears to be well qualified for the post of finance manager. Even so, I think we still need to check with his references. (23)
A.
The candidate is definitely well qualified, whether we check with his references or not.
B.
The candidate needs to be checked by the finance manager, even though he has work experience.
C.
We are satisfied with the candidate's references, who recommended him for the job.
D.
We should find more about the candidate, though he is apparently eligible for the post.
【单选题】一级动火工作的过程中,应每隔()测定一次现场可燃气体、易燃液体的可燃气体含量是否合格。