问题
单项选择题
慢性阻塞性肺疾病康复治疗中应注意（）
A.警惕症状
B.适当吸氧
C.训练适度
D.循序渐进
E.以上都是
答案
参考答案：E
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慢性阻塞性肺疾病康复治疗中应注意（）
A.警惕症状
B.适当吸氧
C.训练适度
D.循序渐进
E.以上都是
参考答案：E
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| Do you know what the White House is? Perhaps some of you 1____________, while (而) some don't. The White House is the 2__________ where the President (总统) of the U. S. A. lives. It is 3__________ Washington D. C. It is really 4____________. But do you know 5____________ the White House is white? The story 6____________ back to 1812. That year Britain was at war with 7____________. The British soldiers (士兵) captured (占领) Washington, 8____________ some buildings including the President's house were set on 9____________. In 1814, 10____________ hide the marks (痕迹) of the fire, the brown stone walls of the President's house were painted white and it has been called the " White House " since then (从那时起).
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