It is reported that a large number of people _____ been killed and the number ____ added up to

nearly 70,000[ ]

A. has; has  

B. have; have  

C. has; have  

D. have; has

由于血脑屏障破坏所致的肿瘤增强是（）

A.脑膜瘤

B.垂体瘤

C.听神经瘤

D.胶质瘤

E.三叉神经瘤