颈总动脉分为颈内动脉和颈外动脉的起点是
A.甲状软骨下缘
B.环状软骨
C.甲状腺
D.第一气管软骨
E.甲状软骨上缘
参考答案:E
—I never thought she would _______ my invitation to the concert.
—She would feel sorry for missing the concert some day. [ ]
A. refuse
B. suppose
C. return
D. remind
新婚夫妇拟1年后再考虑妊娠来院咨询,最适宜的避孕方法应是()。
A.安全期避孕法
B.避孕套
C.口服避孕药
D.放置宫内节育器
E.皮下埋置避孕药