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【判断题】
1982年的《中华人民共和国文物保护法》奠定了国家文物保护法律制度的基础,标志着我国文物保护制度的正式创立。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】根据企业的组合形式划分，最重要的企业法人形式为（ ）
【单选题】The safety valves should be tested and adjusted when the boiler survey is _____.
A.
completed
B.
carried out
C.
cleaned
D.
steamed
【单选题】Sea valves should never be______.
A.
left partially open
B.
left closed
C.
left open
D.
secured with a lock
【单选题】In setting the valves on a steam-smothering system on a tanker，the master control valve to cargo tanks should be（）.
A.
open and individual tank valves open
B.
open and the individual tank valves closed
C.
closed and the individual tank valves closed
D.
closed and the individual tank valves open
【简答题】S1:Close the sea valves and report.S2:All sea valves are closed.Q:What are closed?A. storm valves. B. drainages valves. C. three valves. D. sea valves.
【单选题】斜率为- 1 ,且在 y 轴上的截距为 1 的直线方程是
A.
x － y ＋ 1 ＝ 0
B.
x ＋ y － 1 ＝ 0
C.
x － y － 1 ＝ 0
D.
x ＋ y ＋ 1 ＝ 0
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