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【单选题】
国家对安全生产实行企业负责，行业管理，国家监察，群众监督的安全生产管理体制的模式，（）是生产经营活动的承担主体，在安全生产工作中居于关键地位。A.
安全生产监督管理部门
B.
生产经营单位
C.
从业者
D.
中介机构
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Baroness Thatcher has been awarded a special ceremony for her funeral, with military honours --- the same as _____for Diana, Princess of Wales.
A.
one
B.
it
C.
the one
D.
these
【单选题】Distinguished guests and friends . _____the ceremony of the 50 th Anniversary this morning are our alumni (校友) from home and abroad .
A.
Attend
B.
To attend
C.
Attending
D.
Having attended
【单选题】The Academy Awards Presentation always has a grand award ceremony in a theater.
A.
Y
B.
N
C.
NG
【多选题】肺泡呼吸音的特点有
A.
似抬舌后经口腔呼气时发出“ha”的音响
B.
似叹息样或吹风样“fu—fu”音
C.
吸气时音响较强，音调低，时相短
D.
吸气时音响较强，音调较高，时相较长
E.
E、吸气、呼气音响、时限、音调相当
【多选题】肺泡呼吸音的特点有:
A.
似抬舌后经口腔呼气时发出“ha”的音响
B.
似叹息样或吹风样“fu—fu”音
C.
吸气时音响较强，音调低，时相短
D.
吸气时音响较强，音调较高，时相较长
E.
吸气、呼气音响、时限、音调相当
【单选题】As the wedding ceremony is drawing near, Miss Lin has showed _______ of such worry and fear as sleeplessness and poor appetite.
A.
symbols
B.
signs
C.
marks
D.
signals
相关题目：
【单选题】The Academy Awards Presentation always has a grand award ceremony in a theater.
A.
Y
B.
N
C.
NG