【单选题】部分动词的手势表示由此地到彼地,彼地回到此地的意思,手势动作表示的时候()
【单选题】The police were_______a search for the body of the man who disappeared.
【单选题】One of the user sessions was terminated abnormally in the middle of a transaction. What does Oracle database do to recover it?()
A.
uses undo data for roll forward
B.
uses Flashback Log for recovery
C.
uses online redo logs to roll back
D.
uses undo data to roll back the transaction
E.
uses Recovery Manager (RMAN) to roll back
F.
uses the System Monitor (SMON) background process to perform instance recovery
【判断题】非正式组织在满足组织成员个人心理和感情的需要上,比正式组织更有优越性。
【单选题】部分动词的手势表示由此地到彼地,彼地回到此地的意思,手势动作表示的时候( )
【判断题】非正式组织在满足组织成员的心理和感情需要上,比正式组织更具有优越性。
【单选题】My new pen ______. Who ______ have taken it?
A.
has been disappeared; can
B.
has disappeared; could
【单选题】The police are _____ a search for the body of the man who disappeared.
【单选题】The thief was apprehended, but his accomplice had disappeared.
B.
the person who helped him