关于读者统计、借阅统计和流通统计比率关系,有以下几种计算方法:图书保障率;各类型读者比率;();图书流通率;();读者拒绝率;()。
参考答案:读者到馆率;读者借阅率;读者满足率
I thought she had retired, but ________ she hasn't. [ ]
A. ordinarily
B. usually
C. apparently
D. fortunately
动眼神经不支配下列哪块肌: ( )
A.上直肌
B.下直肌
C.上斜肌
D.下斜肌