可出现向心性视野缩小的疾病有（）
A.视网膜色素变性
B.青光眼晚期
C.垂体病
D.球后视神经炎
E.癔症
参考答案：A, B, D, E
Ms Marsh was such a careless group leader that she ______ a very important detail when laying down the plan for the project.
A．left behind
B．left aside
C．left out
D．left off
直接对比分析法
