I'm going to buy a magazine ____________ plants. [ ]
A. to
B. at
C. about
答案:C
当炮点位于排列左侧时就叫小号放炮.
《金匮要略》中提出的预防疾病的方法有( )
A.养慎,不令邪风干仵经络
B.适中经络,未流传脏腑,即医治之
C.四肢才觉重滞,即导引、吐纳、针灸、膏摩,勿令九窍闭塞
D.无犯王法、禽兽灾伤
E.房室勿令竭乏