单项选择题

People who suffer from astigmatism ______.

A．have an eye difficulty that cannot be corrected by glasses
B．have eyes that are not exactly the right shape
C．have a difficulty that can be corrected by an operation
D．have a curable disease in their eyes
<上一题 目录 下一题>
热门 试题

单项选择题
Having two eyes, instead of one, is particularly useful for ______.
A．seeing at night
B．seeing objects far away
C．looking over a wide area
D．judging distances
单项选择题
When things far away seem indistinct, one is probably ______.
A．nearsighted
B．suffering from cataracts
C．astigmatic
D．farsighted
相关试题