问题
单项选择题 A1型题
关于散光，以下错误的是（）。
A.平行光线通过散光眼不能形成焦点
B.晶状体散光是引起散光的主要原因
C.轻度散光可无任何症状
D.散光眼可引起视疲劳
E.散光可分为规则散光和不规则散光
答案
参考答案：B
解析：角膜散光是引起散光的主要原因。
搜题请搜索小程序“爱下问搜题”
关于散光，以下错误的是（）。
A.平行光线通过散光眼不能形成焦点
B.晶状体散光是引起散光的主要原因
C.轻度散光可无任何症状
D.散光眼可引起视疲劳
E.散光可分为规则散光和不规则散光
参考答案：B
解析：角膜散光是引起散光的主要原因。
| 根据短文内容完成下面的表格。 | ||||||||||||||||||||
| I often get up at 6: 00 in the morning. I have breakfast at 6: 30. I usually go to school at 7: 00. Our classes begin at 8: 20. I often have Chinese, maths and English in the morning. I have lunch at 12: 00. I have other three lessons in the afternoon. I'm very happy at school. At about 4: 30, I go home. I have dinner at 6: 00. I often watch TV at 7: 00. I like Animal World very much. I go to bed at 8: 30.
|