第28题: [单项选择]角膜基质炎可见() A. 溃疡沿角膜缘环行发展,然后向中央区浸润 B. 病灶呈灰白色、欠光泽、干燥而略隆起,周边有伪足 C. 椭圆形、中央基质较深,溃疡后弹力层可有放射状皱褶,常伴前房积脓 D. 角膜上皮出现点状缺损,可形成化脓性角膜溃疡,患眼充血,但)C疼痛感 E. 角膜中央区基质盘状水肿,角膜上皮完整 参考答案:E
第29题: [单项选择]If you ______ an agreement or law, you do something that disobeys it. A. giggled B. hindered C. breached D. bracketed 参考答案:C 答案解析:[解析] 动词辨义。giggle表示“咯咯地笑;傻笑”,如:The girls were giggling in class.(女孩们在课堂上咯咯地笑。)hinder是指“阻止;阻碍”,如:I was