二尖瓣关闭不全时,心尖部听诊常出现()
A.收缩期吹风样杂音
B.舒张期吹风样杂音
C.收缩期隆隆样杂音
D.舒张期隆隆样杂音
E.双期吹风样杂音
参考答案:A
—I heard that more than 300 people died from the cold weather in England this winter.
—Yes, news came as shock to us.[ ]
A. a; a
B. the; /
C. /; a
D. the; a
生殖器结核的主要传播途径是
A.沿黏膜上行蔓延B.经血液循环播散C.经淋巴系统蔓延D.直接蔓延E.种植