艾滋病病毒是一种能生存在人的血液中并攻击下列哪个系统的病毒（） A.免疫系统 B.神

阅读短文，从短文后的五个选项中选出能填入空白处的最佳选项。
Two men are in the same room of a hospital. 小题1:______.  One man has to lie on his back all day.
Every day, the man sitting up by the window tells the other about things outside.
“Some children are throwing bread to the ducks on the lake.” “小题2:______.” The other man is happy to hear about all the activities and colors of the world outside.
Days and weeks pass. 小题3:______. The other man asks the nurse to move his bed next to the window.
Finally he can sit up to see the outside, but he is very disappointed.小题4:  “But my roommate told me so many wonderful things about outside!” he says.
“He was blind. 小题5:______. He just wanted you to live with hope,” says the nurse.    

A. He couldn’t even see the wall   B. One morning, the man by the window dies  C. The girls are so beautiful in their summer dresses   D. D.All he can see is a white wall！ E. Both of them are very ill