润滑油品代用必须符合同等质量或以优代劣的原则。()
参考答案:对
根据句意及汉语提示完成单词。
1. I often go to the __________ (飞机场) on foot.
2. The __________ (老虎) is very ugly, so I don't like it.
3. My mother is a bank clerk. She often works with people and __________ (钱).
4. There is a __________ (水池) in the park.
5. Please tell me how to __________ (改善; 提高) my English.
男,38岁,查体发现血压150/94mmHg,B超双肾多发性囊肿,肾脏失去正常结构。父亲58岁时死于尿毒症,哥哥B超肝脏及双肾多发性囊肿,有脑动脉瘤出血史。
成人多囊肾血尿的主要原因( )
A.高血压
B.肾小球损害
C.肾小管损害
D.囊肿血管破裂
E.尿路感染