问题
单项选择题 A1型题
慢性支气管炎并发肺气肿的主要症状为（）
A.突然出现呼吸困难
B.逐渐加重的呼吸困难
C.窒息
D.发绀
E.心悸
答案
参考答案：B
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慢性支气管炎并发肺气肿的主要症状为（）
A.突然出现呼吸困难
B.逐渐加重的呼吸困难
C.窒息
D.发绀
E.心悸
参考答案：B
阅读下面短文，掌握大意，然后从A B C D四个选项中选出最佳选项 A little boy invited his mother to the teacher-parent meeting of his school. This would be the first that his classmates and teachers met his mother.she was a beautiful woman, there was a big scar（伤疤）on her right face. The boy never asked his mom why or how she got the scar. He didn’t want her to go to his school. However, his mother said she would go. At the meeting, the boy was surprised to see other people having a good talk with his mother. But he felt for his mother’s face and sat in a chair his mother. Just then he heard a talk between his mother and his teacher. “ did you get the scar on your face, Madam?” the teacher asked. The mother said, “When my son was a baby, his room caught fire（火）one day. Everyone was scared（惊呆的）to get into his room, but I did. When I was running to his bed, something fell down and I put over my son trying to help him. The next morning, when I woke up, I found I was in the hospital. The doctor told me someone had sent us there.” She touched her right face, “I have never felt sorry about what I did for my son. You see, he is strong, and now.” Hearing that, the little boy and ran to his mother with tears in his eyes. He put his around his mother and stayed with her for all day.
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