Never get off the bus()it has stopped.
A.if
B.as soon as
C.until
D.or
参考答案:C
咳而上气,喉中水鸡声,治宜选用()
A.小青龙汤
B.厚朴麻黄汤
C.小青龙加石膏汤
D.射干麻黄汤
E.越婢加半夏汤
因品种暂时不足,允许在柴油机上加注汽油机油。