根据句意和汉语提示完成句子。

1. What's wrong with Jim? He has an a_______ and hurts his leg.

2. What should we do before we c_______ the road?

    We should stop and look both ways.

3. Students shouldn't be l_______ for school.

4. You must be c_______ when you want to go across the bridge.

5. If you drive too fast, you'll get a t_______ for speeding.

男性，80岁，左耳听力下降伴头晕半年。头CT显示如下图。

关于海绵状血管瘤的描述，错误的是（）

A.囊性血管性错构瘤，病变内反复出血，无正常神经组织

B.CNS任何位置均可发生，脑实质常见

C.病变内不同时期的出血，大小不一

D.T₁WI（典型）爆米花样高信号，病变周边低信号环（含铁血黄素沉积）

E.病变明显强化

F.DSA可见血管染色

G.海绵状血管瘤可多发，还可伴有发育性静脉畸形