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【多选题】
城市燃气的主要功能是( )A.
接收气源
B.
净化
C.
调节控制压力、流量
D.
计量，质量检测
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【单选题】听力原文：M: Thanks for stopping by, Ann. I'd like to talk to you about a research project I thought you might be interested in. A friend of mine is working at Yellowstone National Park this summer. W: Yel...
A.
A vacation trip to Yellowstone Park.
B.
A lecture by a visiting professor.
C.
Her biology thesis.
D.
A research project.
【单选题】The most important advances made by man come from ______.
A.
technical applications
B.
apparently useless information
C.
the natural sciences
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】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.
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