【多选题】关于“间歇性/历史 DTC”的描述,以下描述正确的是?(多选)
【多选题】关于“间歇性/历史DTC”的描述,以下描述正确的是( )。
【单选题】《 AFC 系统事故【故障】分预案》规定:在 AFC 系统故障时,运营单位必须确保票款收入的安全,必要时将票款转移至( )。努力将经济损失降低至最低限度。
【简答题】John shut everybody out of the kitchen _______ he could prepare his grand surprise for the party. A.which B.when C.so that D.as if
【单选题】John shut everybody out of the kitchen _____ he could prepare his grand surprise for the party. [ ]
【简答题】I told you to shut the door, you didn’t shut is ___________.