乙醇中毒可出现的并发症有（）
A.急性脑血管病
B.低血糖
C.中毒性肌病
D.低血钙
E.肺炎
参考答案：A, B, C, D, E
The height of a VHF radio antenna is more important than the power output wattage of the radio because（）.
A.VHF communications are basically line of sight
B.the air is more dense the higher you go
C.salt water is a poor conductor of sound
D.sea water absorbs the radiated energy
It is not（）to behave this way.
A.civilising
B.civilise
C.civilised
D.tocivilise
