患者,男,45岁,因长期吸烟喝酒而引发咽部异物感且伴有咽部灼热,咽痒,临床诊断为().
A.虚火喉痹
B.噎膈
C.癫病
D.郁病
E.消渴
参考答案:A
下列IPv6地址表示中,错误的是()
A.::10F:BC:0:0:03DA
B.FE00::0:45:03/48
C.FE31:0:BC:3E:0:050D:BC::03DA
D.FF34:42:BC::3E:50F:21:03D
The mayor will go to Beijing by train _____ by air.
A.instead of
B.instead
C.in place of
D.in place