脑动静脉畸形(arteriovenous malformation, AVM)
参考答案:
是先天性发育障碍导致动脉、静脉间通路的畸形,病灶成簇成堆,可引起癫痫、出血。
— Mum, I've been doing my homework for two hours. ___ I play computer games for an hour?
— No, I'm afraid not. You'd better go out for a walk. It does good to your eyes. [ ]
A. Can't
B. Wouldn't
C. May not
D. Won't
下面关于红茶的表述中不正确的是()。
A.红叶红汤,香甜味醇
B.不耐泡
C.多酚类不氧化
D.用全发酵法制成