单眼复视可见于（）
A.外伤性虹膜根部离断
B.眼球震颤
C.外伤性晶状体半脱位
D.麻痹性斜视
E.玻璃体腔C3F8注气术后
参考答案：A, C, E
Somehow, the old man had ________ a dangerous secret, one which could not be discussed in a room on a military base.
A．put out
B．let out
C．set out
D．cut out
地球物理测井测量的是底层的（）。
