为了支持国防建设和满足警务保障需要,对()免征车船税。
A.对学校专用车船
B.对医院专用车船
C.对城市绿化建设专用车船
D.对军队武警专用的车船和警用车船
参考答案:D
电解烟气净化工艺主要有()两种方法。
Hardly __________ the Shanghai Expo _________ we realized we forgot our ID cards in the room.
A.we had got to ; that
B.we got to ; when
C.had we got to ; when
D.had we got to ;than