It's really _____ for us to know _____ boy.[ ]

A. delighted, such a honest                

B. delightful, such an honest  

C. delighted, so honest a                  

D. delightful, so honest an

心包积液

A．心尖部可触及舒张期震颤
B．心尖搏动减弱或消失
C．心尖搏动向左下移位呈抬举性
D．胸骨右缘第二肋间收缩期震颤
E．胸骨左缘第二肋间收缩期震颤下列疾病最有诊断意义的体征是