卷烟、雪茄烟、烟丝、复烤烟叶统称为()。
A.烟草专卖品
B.烟草专卖管理品
C.烟草产品
D.烟草制品
参考答案:D
The foreign guest ______ that he could______ three languages. [ ]
A. said; speak
B. said; say
C. spoke; say
D. said; tell
列车运行中,车辆乘务员每()小时左右对全列车厢进行一次巡视。
A.1
B.2
C.3
D.4