The owner of the cinema needed to make a lot of improvements and employ more people to keep it running, ______ meant spending tents of thousands of pounds.

A. who              B. that               C as              D. which

常需与桥小脑角脑膜瘤鉴别的肿瘤是（）

A.皮样囊肿

B.听神经瘤

C.小脑胶质瘤

D.海绵状血管瘤

E.化学感受器瘤