The hip-pop singer is always drawing attention to issues that are usually ignored. That’s ____ is so great about him.

A．that

B．what

C．all

D．how

既可归为右室双出口，又可称为不完全型大动脉转位的紫绀型先天性心脏病为血流哪项

A.单纯大室间隔缺损 

B.法乐氏四联症 

C.共同动脉干 

D.三尖瓣闭锁合并大室间隔缺损 

E.陶西平（TA.ussing－B.ing）综合症