属于脂溶性维生素的是()
A.烟酸
B.叶酸
C.维生素C
D.维生素E
E.维生素B
参考答案:D
Only then ___ that he had made a mistake.
A.he realized
B.did he realized
C.realized he did
D.did he realize
哪一个不是主动性异位心律失常()
A.逸搏
B.期前收缩
C.心房颤动
D.心室扑动
E.阵发性心动过速