以下哪项不是"望目态"的范畴()
A.瞳孔缩小
B.目睛凝视
C.睡眠露睛
D.胞睑下垂
E.目窠深陷
参考答案:E
曲线y=lnx上的点到直线2x-y+3=0的最短距离是( )。
Rather than discuss all of these questions _____, we focus on a few of them.[ ]
A. at length
B. at last
C. at best
D. at most