对心室颤动患者,每延迟电击除颤1分钟,死亡率可增加()
A.3%~5%
B.6%~8%
C.7%~10%
D.10%~14%
E.15%~20%
参考答案:C
Sydney promised her that he would always do anything he could for her to ____of her happiness.
[ ]
A. making sure
B. be sure
C. being sure
D. make sure
伊斯兰教的经典是( )
A.《吠陀经》 B.《圣经》C.《古兰经》 D.《大藏经》