【单选题】管理理论中有一种理论称为“权变理论”,你认为,该理论是( )
【单选题】Why was the letter written?
A.
To apologize for the delayed order delivery
B.
To cancel an existing bill
C.
To approve a proposed purchase
D.
To provide confirmation of a payment
【单选题】下列化合物不能使高锰酸钾溶液的紫红色褪色的是
【简答题】It ________ (直到子夜) that the delayed train pulled into the station.
【单选题】When the delayed train finally arrives, irritated passengers ______ on the platform. for nearly six hours.
D.
will have been waiting
【单选题】People tend to ignore the delayed effects of exposure to chemicals because
A.
limited exposure to them does little harm to people's health______
B.
the present is more important for them than the future
C.
the danger does not become apparent immediately
D.
humans are capable of withstanding small amounts of poisoning
【单选题】某工业废水的 BOD 5 /COD=0.5 ,初步判断它的可生化性为( )。
【单选题】管理理论中有一种理论称为“权变理论”,你认为该理论是()
【单选题】We're still at the airport. If it weren't for the delayed flight, we _____ the concert right now. [ ]