下列哪一项可以导致最长飘降时间（）
A.低重量
B.高重量
C.逆风
D.顺风
参考答案：A
_____ read newspapers for pleasure, but also to improve their minds. [ ]
A. Not only old men
B. Not only old men do
C. Not only do old men
D. Old men not only do
生理性大杯与青光眼杯如何鉴别?
