转关运输中在指运地海关办理了转关运输货物的进口手续后，标志着进口转关运输货物监管工作的完结。( )
参考答案：错
Many accidents________ by careless drivers last year.
A．are caused
B．were caused
C．have caused
D．will cause
宫颈肥大(cervical hypertrophy)
