CRT投影机的特点是（）。
A、显示的图像色彩单一
B、具有丰富的几何失真调整能力
C、亮度较高
D、对安装环境要求较低
参考答案：B
火眼金睛，找错误。
( )1. Put in your sneakers.
A B C
( )2. I want a pair for slippers.
( )3. Can me help you?
( )4. This shirt is to long.
( )5. How much are that dress?
慢性肾小球肾炎的治疗原则
