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【单选题】
机械液位控制系统属于（）。A.
自动控制系统
B.
人直接参与的系统
C.
人间接参与的系统
D.
计算机控制系统
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皮皮学刷刷变学霸
举一反三
【单选题】She parked her car outside the window _______, but the next morning she found it missing.
A.
as usual
B.
at least
C.
so far
D.
at all
【单选题】She parked her car outside the window _____, but the next morning she found it missing. [ ]
A.
as usual
B.
as usually
C.
as ever
D.
as before
【单选题】The next morning she told us that the last guests didn't depart till well after midnight.
A.
come
B.
leave
C.
come
D.
appear
【单选题】我军政治工作萌芽于大革命时期,创立于建军之初,奠基于( ),在长期革命、建设、改革实践中不断丰富和发展。
A.
八七会议
B.
遵义会议
C.
古田会议
D.
瓦窑堡会议
【单选题】13 The next morning she told us that the last question didn't depart till well after midnight.
A.
go
B.
leave
C.
come
D.
appear
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