气滞证中出现疼痛,其性质一般为()
A.胀痛
B.刺痛
C.隐痛
D.酸痛
E.空痛
参考答案:A
All the food _____ ready now. Let's have a meal. [ ]
A. be
B. was
C. is
D. are
动车组实行以走行公里为主的定期检修,检修周期由铁路局规定。