冠心病的超声诊断主要依据()
A.左心室增大
B.左心房增大
C.节段性室壁运动异常
D.射血分数降低
E.二尖瓣关闭不全
参考答案:C
The airport is far from here, and ________ there on time, you'd better take a taxi.
A.get
B.to get
C.getting
D.got
墨家以培养“兼士”为目标,而“兼士”有三条标准:“()”、“辩乎言谈”、“博乎道术”