※ [23～24]. ( 3 )
.
A． .
B． .
C． .
D． .
参考答案：A
As a project manager, you examine project results over time to determine how project is performing over time. This can be done through ______ .
A) performance reviewsB) variance analysisC) trend analysisD) earned value management
急性左心功能不全时的表现是：（）
A.颈静脉充盈
B.二尖瓣听诊区可闻及双期杂音
C.肝肿大
D.双下肢浮肿
E.双肺底湿啰音
