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【单选题】
下述有关Wegener肉芽肿的说法哪一项是不正确的（）A.
典型的三联征是上、下呼吸道和鼻窦炎症
B.
中等血管病变为主的坏死性肉芽肿性炎症和血管炎
C.
p-ANCA阳性率较高
D.
最常见的胸部X线特征是肺脏浸润性病灶和结节状阴影，可伴有局部的肺不张
E.
临床肾损害少见
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【单选题】What should be done to prevent insects from eating into the water harvesting system at the bottom?
A.
The two bags holding the water should be put inside the metal tank.
B.
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C.
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D.
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