—Accident?
—No, I haven't. Tell me about _____. [ ]
A. it
B. her
C. him
D. them
答案:A
玻璃体积血的原因包括().
A.视网膜血管性疾病
B.眼外伤
C.内眼手术
D.老年性黄斑变性
E.视网膜血管瘤
磁州窑