Culture refers to a group or community _________ we share common expressions that shape the way we understand the world.

A．with which　

B．that　

C．which　

D．what

Ⅱ型呼吸衰竭的诊断，下列正确的是（）.

A.PaO₂65mmHg，PaCO₂52mmHg

B.PaO₂62mmHg，PaCO₂50mmHg

C.PaO₂52mmHg，PaCO₂59mmHg

D.PaO₂55mmHg，PaCO₂30mmHg

E.PaO₂64mmHg，PaCO₂52mmHg