-Would you like to see a film with us this evening?

-I’d like to.But I can’t__________the time because I have to finish my composition.[ ]

A．pass  

B．take

C．afford  

D．spend

常规前鼻镜检查可看到的结构是（）。

A.下鼻甲

B.中鼻甲

C.上鼻甲

D.鼻丘

E.筛泡